The solar panel fan kit can push the hot air out, effectively reduce the indoor temperature and keep the air freshing. 3000 Rpm: The fan can attain 3000 rpm when the sun is directly shining on the solar panel. When the sun is weak, the fan work slowly or even stop working. Waterproof: The fan motor part (PCB board/wiring/bearing) has been coated to prevent short circuit or damage from rain. Safety Protection: The fan is equipped with a metal protection mesh, which can prevent small animals from being injured and protect the normal operation of the fan blades. Applicability: Suitable for small chicken coops, greenhouses, sheds, pet houses, window exhaust. Item Type: Solar Panel Fan Solar Panel Size: .28.5 x 28cm / 11.2 x 11in Fan Size: .25 x 25cm / 9.8 x 9.8in Voltage: 12V Current: 2A Power: 100W Conversion Rate: 23-24% Features: No Power Storage Function Scope Of Application: Household, Greenhouse, Greenhouse, Etc. Weight: .898g / 31.7oz How to Use: Place the solar panel in a place that can receive sunlight, install the fan and connect it to use Color: As Shown Material: plastic Package Contents: 1 x Solar Panel 1 x Fan Only the above package content, other products are not included. Note: Light reflection 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.