Operate: When sun at the solar plate, connecting the interfaces and the fan can start. The maximums speed can reach up to 3000rpm. When the sunlight is insufficient, the fan will work slowly or even stop working The fan solar plate kits can exhaust indoor hot air and effectively reduce indoor temperature The solar plate fan kits can be used in homes, greenhouses, utility room, pet houses Epoxy resins surfaces lamination, waterproof, improves durability Easy to use: Place the solar plate in a place that can receive sunlight, install a fan, and connecting it for use. None Wiring usage is flexible, Manufacturer: Oxxggkao