6V 10W Outdoor Crystal Solar Power Panel Exhaust Fan USB Charging For Greenhouse Chicken House Waterproof Improve Durability ,Easy to Use

1. The efficiency of single crystal solar cells is as high as 20%. 2. Outdoor solar panels can effectively convert sunlight into electricity. 3. Keeping the air clean can help you eliminate the smell of pets, tobacco, etc. 4. Equipped with standard USB voltage regulator to maintain 5 ~ 6V output. 5. Epoxy resin surface laminated, IP65 waterproof, improve durability.