{"product_id":"42w-12-solar-attic-fan-with-smart-power-adapter-remote","title":"42W 12\" Solar Attic Fan with Smart Power Adapter+Remote","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\u003clink href=\"https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/font-awesome\/6.4.0\/css\/all.min.css\" rel=\"stylesheet\"\u003e \u003clink rel=\"stylesheet\" href=\"https:\/\/fonts.googleapis.com\/css2?family=Montserrat:wght@500;600;700;800\u0026amp;family=Open+Sans:wght@400;500;600;700\u0026amp;display=swap\"\u003e\u003c\/p\u003e\n\u003cstyle\u003e\n        :root {\n            --primary: #2c5282;\n            --accent: #e67e22;\n            --accent-light: #fad7a0;\n            --accent-dark: #c45a10;\n            --secondary: #3498db;\n            --light: #f7fafc;\n            --dark: #2c3e50;\n            --gradient-primary: linear-gradient(135deg, var(--primary) 0%, #4a7cad 100%);\n            --gradient-accent: linear-gradient(135deg, var(--accent) 0%, #f39c12 100%);\n            --gradient-secondary: linear-gradient(135deg, var(--secondary) 0%, #5dade2 100%);\n        }\n\n        * {\n            margin: 0;\n            padding: 0;\n            box-sizing: border-box;\n            font-family: 'Open Sans', sans-serif;\n        }\n\n        body {\n            color: #4a5568;\n            line-height: 1.6;\n            background-color: #f0f4f8;\n            overflow-x: hidden;\n        }\n\n        h1, h2, h3, h4 {\n            font-family: 'Montserrat', sans-serif;\n            font-weight: 700;\n            color: var(--dark);\n        }\n\n        p {\n            font-size: 1.05rem;\n            color: #2d3748;\n        }\n\n        .container {\n            max-width: 1200px;\n            margin: 0 auto;\n            padding: 20px;\n        }\n\n        .content-section {\n            margin: 50px 0; \/* 从80px减少到50px *\/\n            padding: 20px 0;\n        }\n\n        .section-title {\n            text-align: center;\n            font-size: 2.1rem; \/* 从2.3rem减小 *\/\n            margin-bottom: 35px; \/* 从50px减少 *\/\n            position: relative;\n            color: var(--primary);\n        }\n\n        .section-title::after {\n            content: '';\n            display: block;\n            width: 80px; \/* 从100px减小 *\/\n            height: 4px; \/* 从5px减小 *\/\n            background: var(--gradient-accent);\n            margin: 10px auto; \/* 从15px减少 *\/\n            border-radius: 3px;\n        }\n\n        \/* Header *\/\n        header {\n            background: var(--gradient-primary);\n            color: white;\n            text-align: center;\n            padding: 60px 20px 80px; \/* 减少内边距 *\/\n            position: relative;\n            overflow: hidden;\n            margin-bottom: 30px; \/* 从40px减小 *\/\n        }\n\n        .header-decor {\n            position: absolute;\n            top: 0;\n            left: 0;\n            width: 100%;\n            height: 100%;\n            overflow: hidden;\n            z-index: 1;\n        }\n\n        .circle {\n            position: absolute;\n            border-radius: 50%;\n            background: rgba(255, 255, 255, 0.1);\n        }\n\n        .circle-1 {\n            width: 350px; \/* 从400px减小 *\/\n            height: 350px; \/* 从400px减小 *\/\n            top: -120px; \/* 从-150px调整 *\/\n            right: -80px; \/* 从-100px调整 *\/\n        }\n\n        .circle-2 {\n            width: 250px; \/* 从300px减小 *\/\n            height: 250px; \/* 从300px减小 *\/\n            bottom: -80px; \/* 从-100px调整 *\/\n            left: -60px; \/* 从-80px调整 *\/\n        }\n\n        .header-content {\n            position: relative;\n            z-index: 2;\n            max-width: 900px;\n            margin: 0 auto;\n        }\n\n        .model {\n            font-size: 1rem; \/* 从1.1rem减小 *\/\n            text-transform: uppercase;\n            letter-spacing: 3px;\n            margin-bottom: 10px; \/* 从15px减小 *\/\n            color: rgba(255, 255, 255, 0.9);\n            font-weight: 600;\n        }\n\n        header h1 {\n            font-size: 2.5rem; \/* 从3rem减小 *\/\n            color: white;\n            margin-bottom: 15px; \/* 从20px减小 *\/\n            text-shadow: 0 2px 4px rgba(0,0,0,0.2);\n        }\n\n        .tagline {\n            font-size: 1.4rem; \/* 从1.6rem减小 *\/\n            max-width: 800px;\n            margin: 0 auto;\n            font-weight: 600;\n            color: rgba(255, 255, 255, 0.95);\n        }\n\n        \/* Features Grid *\/\n        .features-grid {\n            display: grid;\n            grid-template-columns: repeat(2, 1fr);\n            gap: 25px; \/* 从30px减小 *\/\n            margin: 30px 0; \/* 从40px减小 *\/\n        }\n\n        .feature-item {\n            background: white;\n            border-radius: 12px;\n            padding: 25px; \/* 从30px减小 *\/\n            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);\n            transition: all 0.3s ease;\n            border: none;\n        }\n\n        .feature-item:hover {\n            transform: translateY(-5px);\n            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);\n        }\n\n        .feature-icon {\n            font-size: 2.5rem; \/* 从2.8rem减小 *\/\n            color: var(--accent);\n            margin-bottom: 15px; \/* 从20px减小 *\/\n            text-align: center;\n        }\n\n        .feature-title {\n            font-size: 1.3rem; \/* 从1.4rem减小 *\/\n            margin-bottom: 12px; \/* 从15px减小 *\/\n            color: var(--primary);\n            text-align: center;\n        }\n\n        .feature-content {\n            text-align: center;\n        }\n\n        .warranty-badge {\n            display: inline-block;\n            background: rgba(230, 126, 34, 0.12);\n            color: var(--accent-dark);\n            padding: 6px 15px; \/* 从8px 18px减小 *\/\n            border-radius: 30px;\n            font-weight: 600;\n            margin-top: 10px; \/* 从15px减小 *\/\n            font-size: 0.95rem; \/* 从1rem减小 *\/\n        }\n\n        \/* Thermostat Section *\/\n        .thermostat-container {\n            background: white;\n            border-radius: 15px;\n            padding: 30px; \/* 从40px 30px减小 *\/\n            max-width: 1000px;\n            margin: 0 auto;\n            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);\n        }\n\n        .temp-graphic {\n            display: flex;\n            justify-content: space-between;\n            align-items: center;\n            height: 90px; \/* 从100px减小 *\/\n            background: linear-gradient(to right, #3498db, #2ecc71, #e74c3c);\n            border-radius: 50px;\n            margin: 30px auto; \/* 从40px减小 *\/\n            position: relative;\n            max-width: 900px;\n        }\n\n        .temp-marker {\n            position: absolute;\n            top: -35px; \/* 从-40px调整 *\/\n            font-weight: 700;\n            text-align: center;\n            min-width: 80px; \/* 从90px减小 *\/\n            background: white;\n            color: var(--primary);\n            padding: 5px 10px; \/* 从6px 12px减小 *\/\n            border-radius: 20px;\n            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);\n            font-size: 0.9rem; \/* 从0.95rem减小 *\/\n            z-index: 2;\n        }\n\n        .off-marker {\n            left: 25%;\n            transform: translateX(-50%);\n        }\n\n        .on-marker {\n            left: 75%;\n            transform: translateX(-50%);\n        }\n\n        .temp-indicator {\n            position: absolute;\n            top: 100%;\n            width: 3px;\n            height: 20px;\n            background: var(--primary);\n            border-radius: 2px;\n        }\n\n        .off-indicator {\n            left: 25%;\n        }\n\n        .on-indicator {\n            left: 75%;\n        }\n\n        .temp-label {\n            flex: 1;\n            text-align: center;\n            font-weight: 600;\n            color: white;\n            text-shadow: 0 1px 2px rgba(0,0,0,0.3);\n            padding: 0 10px;\n            font-size: 1rem; \/* 从1.05rem减小 *\/\n        }\n\n        \/* Specifications *\/\n        .specs-container {\n            display: grid;\n            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));\n            gap: 20px; \/* 从25px减小 *\/\n            margin: 25px 0; \/* 从35px减小 *\/\n        }\n\n        .specs-table {\n            width: 100%;\n            border-collapse: collapse;\n            background: white;\n            border-radius: 12px;\n            overflow: hidden;\n            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);\n        }\n\n        .specs-table th, .specs-table td {\n            padding: 14px; \/* 从16px减小 *\/\n            text-align: left;\n            border-bottom: 1px solid #edf2f7;\n        }\n\n        .specs-table tr:last-child th, \n        .specs-table tr:last-child td {\n            border-bottom: none;\n        }\n\n        .specs-table th {\n            background-color: #ebf8ff;\n            font-weight: 600;\n            color: var(--primary);\n            width: 40%;\n        }\n\n        .highlight {\n            color: var(--accent-dark);\n            font-weight: 700;\n        }\n\n        .mobile-specs-table {\n            display: none;\n            width: 100%;\n            border-collapse: collapse;\n            background: white;\n            border-radius: 12px;\n            overflow: hidden;\n            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);\n            margin: 25px 0; \/* 从30px减小 *\/\n        }\n        \n        \/* Specification Download Button *\/\n        .spec-download-btn-container {\n            text-align: center;\n            margin: 25px auto; \/* 从30px减小 *\/\n        }\n        \n        .spec-download-btn {\n            display: inline-flex;\n            align-items: center;\n            justify-content: center;\n            padding: 12px 25px; \/* 从15px 30px减小 *\/\n            background: var(--gradient-primary);\n            color: white;\n            border-radius: 50px;\n            text-decoration: none;\n            font-weight: 600;\n            font-size: 1rem; \/* 从1.1rem减小 *\/\n            box-shadow: 0 5px 15px rgba(44, 82, 130, 0.3);\n            transition: all 0.3s ease;\n            border: none;\n            cursor: pointer;\n            font-family: 'Montserrat', sans-serif;\n            gap: 8px; \/* 从10px减小 *\/\n        }\n        \n        .spec-download-btn:hover {\n            transform: translateY(-3px);\n            box-shadow: 0 8px 20px rgba(44, 82, 130, 0.4);\n            background: var(--gradient-secondary);\n        }\n        \n        .spec-download-btn i {\n            font-size: 1.1em; \/* 从1.2em减小 *\/\n        }\n\n        \/* Power Section *\/\n        .power-container {\n            display: grid;\n            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));\n            gap: 30px; \/* 从35px减小 *\/\n            max-width: 1000px;\n            margin: 0 auto;\n        }\n\n        .power-item {\n            background: white;\n            border-radius: 15px;\n            padding: 30px; \/* 从35px 30px减小 *\/\n            text-align: center;\n            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);\n            transition: all 0.3s ease;\n        }\n\n        .power-item:hover {\n            transform: translateY(-5px);\n            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);\n        }\n\n        .power-icon {\n            font-size: 3rem; \/* 从3.5rem减小 *\/\n            margin-bottom: 20px; \/* 从25px减小 *\/\n        }\n\n        .day-power .power-icon {\n            color: #f39c12;\n        }\n\n        .night-power .power-icon {\n            color: #3498db;\n        }\n\n        .power-title {\n            font-size: 1.5rem; \/* 从1.6rem减小 *\/\n            margin-bottom: 12px; \/* 从15px减小 *\/\n            color: var(--primary);\n        }\n\n        \/* Installation *\/\n        .installation-container {\n            display: grid;\n            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));\n            gap: 20px; \/* 从25px减小 *\/\n            max-width: 1000px;\n            margin: 35px auto; \/* 从45px减小 *\/\n        }\n\n        .install-item {\n            text-align: center;\n            padding: 20px; \/* 从25px 20px减小 *\/\n            background: white;\n            border-radius: 12px;\n            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);\n            transition: all 0.3s ease;\n        }\n\n        .install-item:hover {\n            transform: translateY(-5px);\n            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);\n        }\n\n        .install-icon {\n            font-size: 2.5rem; \/* 从3rem减小 *\/\n            color: var(--accent);\n            margin-bottom: 12px; \/* 从15px减小 *\/\n        }\n\n        .install-title {\n            font-size: 1.3rem; \/* 从1.4rem减小 *\/\n            margin-bottom: 8px; \/* 从10px减小 *\/\n            color: var(--primary);\n        }\n\n        .shipping-info {\n            background: white;\n            padding: 25px; \/* 从30px减小 *\/\n            border-radius: 15px;\n            max-width: 550px;\n            margin: 0 auto;\n            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);\n            text-align: center;\n            border-top: 4px solid var(--accent);\n        }\n\n        .shipping-info h3 {\n            color: var(--primary);\n            font-size: 1.5rem; \/* 从1.6rem减小 *\/\n            margin-bottom: 12px; \/* 从15px减小 *\/\n        }\n\n        .shipping-info h3 i {\n            color: var(--accent);\n            margin-right: 10px; \/* 从12px减小 *\/\n        }\n\n        .shipping-info p {\n            font-size: 1.05rem;\n            margin: 6px 0; \/* 从8px减小 *\/\n        }\n\n        \/* Responsive Design *\/\n        @media (max-width: 992px) {\n            header h1 {\n                font-size: 2.2rem; \/* 从2.6rem减小 *\/\n            }\n            \n            .tagline {\n                font-size: 1.2rem; \/* 从1.4rem减小 *\/\n            }\n            \n            .section-title {\n                font-size: 1.8rem; \/* 从2rem减小 *\/\n                margin-bottom: 30px; \/* 从50px减小 *\/\n            }\n\n            .temp-graphic {\n                height: 80px; \/* 从90px减小 *\/\n                max-width: 95%;\n            }\n\n            .temp-marker {\n                font-size: 0.85rem; \/* 从0.9rem减小 *\/\n                min-width: 75px; \/* 从80px减小 *\/\n                top: -30px; \/* 从-35px调整 *\/\n            }\n        }\n\n        @media (max-width: 768px) {\n            .model {\n                font-size: 0.95rem; \/* 从1rem减小 *\/\n            }\n            \n            header h1 {\n                font-size: 2rem; \/* 从2.2rem减小 *\/\n            }\n            \n            .tagline {\n                font-size: 1.1rem; \/* 从1.2rem减小 *\/\n            }\n            \n            .section-title {\n                font-size: 1.6rem; \/* 从1.8rem减小 *\/\n                margin-bottom: 25px; \/* 从50px减小 *\/\n            }\n            \n            .features-grid {\n                grid-template-columns: 1fr;\n                gap: 20px; \/* 从30px减小 *\/\n                margin: 25px 0; \/* 从40px减小 *\/\n            }\n            \n            .specs-container {\n                display: none;\n            }\n            \n            .mobile-specs-table {\n                display: table;\n            }\n            \n            .power-container {\n                grid-template-columns: 1fr;\n                gap: 25px; \/* 从35px减小 *\/\n            }\n\n            .temp-graphic {\n                height: 70px; \/* 从80px减小 *\/\n                border-radius: 40px;\n            }\n\n            .temp-label {\n                font-size: 0.9rem; \/* 从0.9rem减小 *\/\n                padding: 0 5px;\n            }\n\n            .temp-marker {\n                top: -25px; \/* 从-30px调整 *\/\n                min-width: 65px; \/* 从70px减小 *\/\n                font-size: 0.8rem; \/* 从0.85rem减小 *\/\n                padding: 4px 8px; \/* 从5px 10px减小 *\/\n            }\n            \n            .spec-download-btn {\n                padding: 10px 20px; \/* 从12px 25px减小 *\/\n                font-size: 0.95rem; \/* 从1rem减小 *\/\n            }\n        }\n\n        @media (max-width: 480px) {\n            header {\n                padding: 40px 15px 60px; \/* 从60px 15px 80px减小 *\/\n            }\n            \n            header h1 {\n                font-size: 1.7rem; \/* 从1.9rem减小 *\/\n            }\n            \n            .tagline {\n                font-size: 1rem; \/* 从1.1rem减小 *\/\n            }\n            \n            .section-title {\n                font-size: 1.4rem; \/* 从1.6rem减小 *\/\n                margin-bottom: 20px; \/* 从50px减小 *\/\n            }\n            \n            .feature-item, .power-item, .install-item {\n                padding: 20px 15px; \/* 从25px 15px减小 *\/\n            }\n            \n            .feature-icon, .power-icon, .install-icon {\n                font-size: 2.2rem; \/* 从2.5rem减小 *\/\n            }\n\n            .temp-graphic {\n                height: 60px; \/* 从70px减小 *\/\n            }\n\n            .temp-label {\n                font-size: 0.75rem; \/* 从0.8rem减小 *\/\n            }\n\n            .temp-marker {\n                font-size: 0.7rem; \/* 从0.75rem减小 *\/\n                min-width: 55px; \/* 从60px减小 *\/\n                top: -20px; \/* 从-25px调整 *\/\n            }\n            \n            .spec-download-btn {\n                padding: 8px 16px; \/* 从10px 20px减小 *\/\n                font-size: 0.9rem; \/* 从0.95rem减小 *\/\n            }\n            \n            .content-section {\n                margin: 40px 0; \/* 移动端进一步减小 *\/\n            }\n        }\n    \u003c\/style\u003e\n\u003c!-- Header Section --\u003e\u003cheader\u003e\n\u003cdiv class=\"header-decor\"\u003e\n\u003cdiv class=\"circle circle-1\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"circle circle-2\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"header-content\"\u003e\n\u003cdiv class=\"model\"\u003ePremium Solar Attic Fan\u003c\/div\u003e\n\u003ch1\u003eLANGY 42W Solar Attic Fan\u003c\/h1\u003e\n\u003cp class=\"tagline\"\u003eReduce HVAC Costs Up to 40% \u0026amp; Protect Your Home Year-Round\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/header\u003e\n\u003cdiv class=\"container\"\u003e\n\u003c!-- Key Features Section --\u003e\n\u003cdiv class=\"content-section\"\u003e\n\u003ch2 class=\"section-title\"\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cdiv class=\"features-grid\"\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003cdiv class=\"feature-icon\"\u003e\n\u003ci class=\"fas fa-money-bill-wave\"\u003e\u003c\/i\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"feature-title\"\u003eSlash HVAC Costs\u003c\/h3\u003e\n\u003cdiv class=\"feature-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eSummer:\u003c\/strong\u003e Reduces attic temperatures by up to \u003cstrong\u003e40°F\u003c\/strong\u003e, lowering AC workload and energy bills.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWinter:\u003c\/strong\u003e Prevents moisture buildup, reducing mold, rot, and insulation damage risks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003cdiv class=\"feature-icon\"\u003e\n\u003ci class=\"fas fa-thermometer-half\"\u003e\u003c\/i\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"feature-title\"\u003eSmart Thermostat Control\u003c\/h3\u003e\n\u003cdiv class=\"feature-content\"\u003e\n\u003cp\u003eBuilt-in preset thermostat for automatic operation:\u003c\/p\u003e\n\u003cul style=\"padding-left: 20px; margin: 12px 0; text-align: left;\"\u003e\n\u003cli\u003eAutomatically starts at \u003cstrong\u003e77°F\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAutomatically stops at \u003cstrong\u003e73°F\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis feature can be disabled for manual control.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003cdiv class=\"feature-icon\"\u003e\n\u003ci class=\"fas fa-volume-mute\"\u003e\u003c\/i\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"feature-title\"\u003eQuite \u0026amp; Maintenance-Free\u003c\/h3\u003e\n\u003cdiv class=\"feature-content\"\u003e\n\u003cp\u003e42W high-efficiency solar panel provides quiet, clean energy operation.\u003c\/p\u003e\n\u003cp\u003eLow noise level and no maintenance required\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-item\"\u003e\n\u003cdiv class=\"feature-icon\"\u003e\n\u003ci class=\"fas fa-shield-alt\"\u003e\u003c\/i\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"feature-title\"\u003eBuilt to Last\u003c\/h3\u003e\n\u003cdiv class=\"feature-content\"\u003e\n\u003cp\u003eSteel support parts guarrantee solid structures and aluminum alloy frame delivers lightweight and conveniences\u003c\/p\u003e\n\u003cp\u003eHybrid solar + AC power ensures non-stop airflow 24\/7.\u003c\/p\u003e\n\u003cdiv class=\"warranty-badge\"\u003e\n\u003ci class=\"fas fa-award\"\u003e\u003c\/i\u003e 10-Year Limited Warranty\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Smart Thermostat Section --\u003e\n\u003cdiv class=\"content-section\"\u003e\n\u003ch2 class=\"section-title\"\u003e\u003ciframe title=\"LANGY solar attic fan installation ( replace turbine ventilator)\" src=\"https:\/\/www.youtube.com\/embed\/9Ea9nQ4WtI0\" height=\"360\" width=\"640\"\u003e\u003c\/iframe\u003e\u003c\/h2\u003e\n\u003ch2 class=\"section-title\"\u003eSmart Thermostat Operation\u003c\/h2\u003e\n\u003cdiv class=\"thermostat-container\"\u003e\n\u003cp style=\"max-width: 800px; text-align: center; margin: 0 auto 20px; font-size: 1.05rem;\"\u003eThe fan features intelligent thermostat control to optimize energy efficiency and maintain ideal attic conditions automatically.\u003c\/p\u003e\n\u003cdiv class=\"temp-graphic\"\u003e\n\u003cdiv class=\"temp-marker off-marker\"\u003e73°F OFF\u003c\/div\u003e\n\u003cdiv class=\"temp-marker on-marker\"\u003e77°F ON\u003c\/div\u003e\n\u003cdiv class=\"temp-indicator off-indicator\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"temp-indicator on-indicator\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"temp-label\"\u003eCool\u003c\/div\u003e\n\u003cdiv class=\"temp-label\"\u003eComfortable\u003c\/div\u003e\n\u003cdiv class=\"temp-label\"\u003eHot\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"max-width: 800px; text-align: center; margin: 20px auto 0; font-size: 1.05rem;\"\u003eThe fan automatically activates when attic temperature reaches 77°F and stops when it cools to 73°F, maintaining optimal conditions without manual intervention.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Technical Specifications Section --\u003e\n\u003cdiv class=\"content-section\"\u003e\n\u003ch2 class=\"section-title\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003c!-- Specification Download Button --\u003e\n\u003cdiv class=\"spec-download-btn-container\"\u003e\u003ca class=\"spec-download-btn\" href=\"#\" target=\"_blank\"\u003e \u003ci class=\"fas fa-download\"\u003e\u003c\/i\u003e Download Full Specifications (PDF) \u003c\/a\u003e\u003c\/div\u003e\n\u003c!-- Desktop View (2-column layout) --\u003e\n\u003cdiv class=\"specs-container\"\u003e\n\u003cdiv\u003e\n\u003ctable class=\"specs-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eSF-42\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSolar Panel Power\u003c\/th\u003e\n\u003ctd\u003e18V\/42W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSolar Panel Size\u003c\/th\u003e\n\u003ctd\u003e20.2\" x 17.75\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAirflow\u003c\/th\u003e\n\u003ctd\u003eUp to 1200 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCoverage Area\u003c\/th\u003e\n\u003ctd\u003e2,200 sq\/ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAdapter Voltage\u003c\/th\u003e\n\u003ctd\u003e100-240V AC, 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFan Speeds\u003c\/th\u003e\n\u003ctd\u003e8 levels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ctable class=\"specs-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eControls\u003c\/th\u003e\n\u003ctd\u003eBuilt-in Preset Thermostat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMotor Type\u003c\/th\u003e\n\u003ctd\u003eDC 30W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCap Dimension\u003c\/th\u003e\n\u003ctd\u003e18.25\" x 18.25\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRough Cut-out\u003c\/th\u003e\n\u003ctd\u003e12.3\" x 12.3\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFlashing size\u003c\/th\u003e\n\u003ctd\u003e22\" x 22\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRemote control distance\u003c\/th\u003e\n\u003ctd\u003e65ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd class=\"highlight\"\u003e10 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Mobile View (single table) --\u003e\n\u003ctable style=\"width: 100.064%; height: 322.875px;\" class=\"mobile-specs-table\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 23.0625px;\"\u003e\n\u003cth style=\"width: 53.4349%; height: 23.0625px;\"\u003eModel\u003c\/th\u003e\n\u003ctd style=\"width: 46.501%; height: 23.0625px;\"\u003eSF-42\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 23.0625px;\"\u003e\n\u003cth style=\"width: 53.4349%; height: 23.0625px;\"\u003eSolar Panel Power\u003c\/th\u003e\n\u003ctd style=\"width: 46.501%; height: 23.0625px;\"\u003e18V\/42W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 23.0625px;\"\u003e\n\u003cth style=\"width: 53.4349%; height: 23.0625px;\"\u003eSolar Panel Size\u003c\/th\u003e\n\u003ctd style=\"width: 46.501%; height: 23.0625px;\"\u003e20.2\" x 17.75\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 23.0625px;\"\u003e\n\u003cth style=\"width: 53.4349%; height: 23.0625px;\"\u003eCoverage Area\u003c\/th\u003e\n\u003ctd style=\"width: 46.501%; height: 23.0625px;\"\u003e2,200 sq\/ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 23.0625px;\"\u003e\n\u003cth style=\"width: 53.4349%; height: 23.0625px;\"\u003eSolar Panel Size\u003c\/th\u003e\n\u003ctd style=\"width: 46.501%; height: 23.0625px;\"\u003eUp to 1200 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 23.0625px;\"\u003e\n\u003cth style=\"width: 53.4349%; height: 23.0625px;\"\u003eAdapter Voltage\u003c\/th\u003e\n\u003ctd style=\"width: 46.501%; height: 23.0625px;\"\u003e100-240V AC, 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 23.0625px;\"\u003e\n\u003cth style=\"width: 53.4349%; height: 23.0625px;\"\u003eFan Speeds\u003c\/th\u003e\n\u003ctd style=\"width: 46.501%; height: 23.0625px;\"\u003e8 levels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 23.0625px;\"\u003e\n\u003cth style=\"width: 53.4349%; height: 23.0625px;\"\u003eControls\u003c\/th\u003e\n\u003ctd style=\"width: 46.501%; height: 23.0625px;\"\u003eBuilt-in Preset Thermostat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 23.0625px;\"\u003e\n\u003cth style=\"width: 53.4349%; height: 23.0625px;\"\u003eMotor Type\u003c\/th\u003e\n\u003ctd style=\"width: 46.501%; height: 23.0625px;\"\u003eDC 30W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 23.0625px;\"\u003e\n\u003cth style=\"width: 53.4349%; height: 23.0625px;\"\u003eCap Dimension\u003c\/th\u003e\n\u003ctd style=\"width: 46.501%; height: 23.0625px;\"\u003e18.25\" x 18.25\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 23.0625px;\"\u003e\n\u003cth style=\"width: 53.4349%; height: 23.0625px;\"\u003eRough Cut-out\u003c\/th\u003e\n\u003ctd style=\"width: 46.501%; height: 23.0625px;\"\u003e12.3\" x 12.3\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 23.0625px;\"\u003e\n\u003cth style=\"width: 53.4349%; height: 23.0625px;\"\u003eFlashing size\u003c\/th\u003e\n\u003ctd style=\"width: 46.501%; height: 23.0625px;\"\u003e22\" x 22\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 23.0625px;\"\u003e\n\u003cth style=\"width: 53.4349%; height: 23.0625px;\"\u003eRemote control distance\u003c\/th\u003e\n\u003ctd style=\"width: 46.501%; height: 23.0625px;\"\u003e65ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 23.0625px;\"\u003e\n\u003cth style=\"width: 53.4349%; height: 23.0625px;\"\u003eWarranty\u003c\/th\u003e\n\u003ctd style=\"width: 46.501%; height: 23.0625px;\" class=\"highlight\"\u003e10 Years ※\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- Hybrid Power Section --\u003e\n\u003cdiv class=\"content-section\"\u003e\n\u003ch2 class=\"section-title\"\u003e24\/7 Hybrid Power Operation\u003c\/h2\u003e\n\u003cp style=\"text-align: center; max-width: 800px; margin: 0 auto 30px; font-size: 1.05rem;\"\u003eThe LANGY 42W's hybrid power system ensures continuous operation regardless of weather conditions, providing year-round attic ventilation.\u003c\/p\u003e\n\u003cdiv class=\"power-container\"\u003e\n\u003cdiv class=\"power-item day-power\"\u003e\n\u003cdiv class=\"power-icon\"\u003e\n\u003ci class=\"fas fa-sun\"\u003e\u003c\/i\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"power-title\"\u003eDaytime Operation\u003c\/h3\u003e\n\u003cp\u003ePowered by high-efficiency solar panels using clean, renewable energy\u003c\/p\u003e\n\u003cp\u003e42W solar panel provides ample power for maximum airflow\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"power-item night-power\"\u003e\n\u003cdiv class=\"power-icon\"\u003e\n\u003ci class=\"fas fa-plug\"\u003e\u003c\/i\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"power-title\"\u003eNight \u0026amp; Cloudy Days\u003c\/h3\u003e\n\u003cp\u003eAutomatically switches to AC power when solar is insufficient or unavailable.\u003c\/p\u003e\n\u003cp\u003eThe adapter is a great supplement for the solar supply. And they can work independently.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center; margin-top: 20px;\"\u003e\n\u003cp style=\"font-size: 1.05rem; max-width: 800px; margin: 0 auto;\"\u003eThe hybrid power system ensures your attic stays ventilated day and night, 365 days a year.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- DIY Installation Section --\u003e\n\u003cdiv class=\"content-section\"\u003e\n\u003ch2 class=\"section-title\"\u003eDIY-Friendly Installation\u003c\/h2\u003e\n\u003cp style=\"text-align: center; max-width: 800px; margin: 0 auto 25px; font-size: 1.05rem;\"\u003eInstallation is intuitive and a breeze\u003c\/p\u003e\n\u003cdiv class=\"installation-container\"\u003e\n\u003cdiv class=\"install-item\"\u003e\n\u003cdiv class=\"install-icon\"\u003e\n\u003ci class=\"fas fa-video\"\u003e\u003c\/i\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"install-title\"\u003eVideo Guide\u003c\/h3\u003e\n\u003cp\u003eStep-by-step installation video\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"install-item\"\u003e\n\u003cdiv class=\"install-icon\"\u003e\n\u003ci class=\"fas fa-toolbox\"\u003e\u003c\/i\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"install-title\"\u003eAll Hardware\u003c\/h3\u003e\n\u003cp\u003eEverything included\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"install-item\"\u003e\n\u003cdiv class=\"install-icon\"\u003e\n\u003ci class=\"fas fa-shield-alt\"\u003e\u003c\/i\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"install-title\"\u003eLeak-Proof\u003c\/h3\u003e\n\u003cp\u003eWatertight design\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"install-item\"\u003e\n\u003cdiv class=\"install-icon\"\u003e\n\u003ci class=\"fas fa-clock\"\u003e\u003c\/i\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"install-title\"\u003eQuick Setup\u003c\/h3\u003e\n\u003cp\u003e1-2 hours installation\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Langy Solar Lights","offers":[{"title":"Default Title","offer_id":44495175712908,"sku":"SF-42W","price":279.69,"currency_code":"USD","in_stock":true}],"url":"https:\/\/kitchenandmetal.com\/products\/42w-12-solar-attic-fan-with-smart-power-adapter-remote","provider":"Kitchen + Metal","version":"1.0","type":"link"}