❀The fan solar panel set can exhaust indoor hot air and effectively reduce indoor temperature. ❀Operate: When sun shines at the solar panel, connecting the interfaces and the fan can start. When the sunlight is insufficient, the fan will work slowly or even stop working. ❀Easy to use: Place the solar panel in a place that can receive sunlight, install a fan, and connecting it for use. None Wiring usage is flexible. ❀The solar fan motor is coated to prevents short circuit or rain damage. Suitable for outdoor use. Note: Do not immerse the fan in water. ❀The solar panel fan set can be used in homes, greenhouses, utility room, pet houses.