• 【Purchasing Suggestion 】: Firstly, Our solar attic fan does not have a built-in battery to store energy. So the fan can not work at night, on rainy days, and may work slowly on cloudy days. If you would like to use it on cloudy, rainy days or at night, please write to us at the Amazon store to receive an adapter.（no built-in battery）Secondly, solar fans for home are exhaust fans, not like normal fans, the air will be intake from the front square grate and will be exhausted from the back round hole with the cover.
• 【20W Efficient Panel & 8" Strong Airflow Fan 】 20W waterproof and enhanced solar panel can reach up to 21.5% efficiency, providing enough energy to ensure the solar fans' normal working. 36 dB low noise,1986 r/min max speed,430 max airflow, the upgraded solar panels can easily push the heat, potentially harmful fumes, smells, moisture, and dust out, and circulate the air. It is a good solar air conditioner system for home and outside.
• 【Aluminu Adjustable Bracket】To maximize the use of solar light and ensure the solar outdoor fan works well, the Solar panels need to be adjusted in different positions and angles in winter and summer. With the help of an adjustable bracket, the panel can be easily adjusted the position to maximize the sunlight.The angle is typically between 30 degrees and 45 degrees.
• 【Resistant & Waterproof Material 】 IUZEAI Upgraded Solar panels are made of durable aluminum, high-strength iron tempered glass, monocrystalline solar cells, and IP65 waterproof housing design for outside use. This Premium material can withstand harsh weather conditions and with longer service life.And 16.4ft super longer high-quality copper wire to meet all kinds of needs of customers.
• 【Widely Used in Winter and Summer】A Solar exhaust fan is necessary for summer and winter. This solar fans for home can be used for a whole year in the washroom, kitchen, warehouse, and attic, especially the warehouse and attic where lots of stuff gather,maintaining air circulation is particularly important. When summer is coming, exhaust fan will also be a perfect ventilation solar air conditioner for the greenhouse, chicken coop, shed, pet house, outdoor travel, and more.
• 【Portable & Complete installing accessories 】The solar powered exhaust fan comes not only with a bracket but 3 bags of screws for installation. Just put the panel under the sun where solar panel fan can receive maximum sunlight, connect the fan to the panel, and turn on the switch. It is convenient to assemble and disassemble and take it anywhere you want to.
• 【Important Notice】Firstly, please test whether the solar exhaust fan can work properly under the sun before installing it on the wall. Secondly, the duration of sunlight and the temperature in the morning, middle, and evening, the angle of the panel, will affect the voltage and power of the solar panel. If you have any questions, Please click the store name: "pro_sport" on Amazon. Then click "ask a question" and we will solve the problem in 24 hours for you.