About This

• 【20W Solar Powered Vent Fan】20W ETFE Laminated Monocrystalline Solar Panel. 8 in Vent Cover with 3mm Mesh Grid + Brushless Motor Fan for More Efficient Airflow. Covers a cooling area of up to 1,100 sq ft. This roof fan drives out heat and humidity, keeping your space fresh and well-ventilated.
• 【All-Weather AC / Solar Auto-Switch】With the adapter connected, the system prioritizes solar power on sunny days, with mains power as supplementary support or remaining off entirely to reduce reliance on home electricity. Use with adapter recommended. Dual power supply ensures all-weather operation.Ⅰ(Energy Saving): Airflow varies with sunlight. Solar power fluctuates, the adapter can also be used for steady airflow.Ⅱ (Performance): Adjust solar roof fan speed (1–4) .AC/DC adapter required.
• 【Auto Thermostat Ventilation】Equipped with a temperature probe, set your target temperature between 68°F–113°F. The fan starts automatically when the temperature exceeds the set value and shuts off 10 minutes after it drops below. Perfect for small indoor and standalone outdoor spaces — garages, attics, sheds, RVs, chicken coops, dog kennels, greenhouses.
• 【All Parts Included for Easy Installation】1×vent cap with solar panel (with 129.9 in cable), 1 ×fan (with 118.11 in cable), 1×controller (with temperature probe), 1×AC/DC adapter (with 196.85 in cable), screw kit, and user manual. Easy installation with detailed steps in the user manual.
• Note:No battery included — the unit cannot store power. Upon receiving product, please inspect all components. Before installation, confirm that the fan operates normally. If you have any concerns, please contact customer support.