Solar power -- Exhaust fan uses solar panel as power supply, Equipped with standard USB voltage regulator to maintain 5 ~ 6V output, can be used outdoors anytime, anywhere, convenient and fast. High conversion efficiency -- The efficiency of single crystal solar cells is as high as 20%. Outdoor solar panels can effectively convert sunlight into electricity. IP65 Waterproof -- Solar panel adopt epoxy resin surface laminated, IP65 waterproof can adapt to the harsh outdoor environment, improve durability. Eliminate odor -- This portable exhaust fan can effectively help you maintain the flow of indoor air, keeping the air clean can help you eliminate the smell of pets, tobacco, etc. Wide range of applications -- Suitable for kitchen, greenhouses, pet houses, chicken house, tree houses and , etc., maintaining comfortable temperature levels. Specification: Condition: Item Type: Solar Panel Exhaust Fan USB regulated output: 5V 1000ma Panel size: . 218 x 190 x 2.5mm/8.6 x 7.5 x 0.1in Exhaust fan size: . 120 x 120 x 25mm/4.7 x 4.7 x 1.0in Power: 10w Voltage: 5v Current: 2A Output interface: dual USB plus DC Colour: black Material: monocrystalline silicon + ABS Size: 220*190*2.5mm Package Contents: 1 * Solar Power Panel 1 * Exhaust Fan 1 * Carabiner 4 * suction cup Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.