Features: 1.Suitable for Pet house, Chicken house, Tree house, Dog house, Greenhouse, RV, Touring Car, Camping and etc. 2.Easy portable, Green energy, Environmentally friendly and Recyclable. 3.The solar panel runs the fan under direct sunshine, and works with solar panel only in the daytime. 4.The fan itself has no battery, the outdoor can be powered by solar panels, and the room can be powered by AC. 5.The solar panel can supply power to the fan, and can also charge the mobile phone and other electronic products, and the 5V solar panel can charge the electronic product of the 3.7V battery. Specification: Condition: 100% Brand New Working voltage: 5V Working current: 0-500ma Packing size: 16*15.7*8.5cm/6.29*6.18*3.34inch Weight: 361g Material: Silica gel Package List: 1 * Solar Panel Powered Fan Note: 1. Please allow 1-3cm error due to manual measurement, thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 11.Suitable for Pet house, Chicken house, Tree house, Dog house, Greenhouse, RV, Touring Car, Camping and etc. 22.Easy portable, Green energy, Environmentally friendly and Recyclable. 33.The solar panel runs the fan under direct sunshine, and works with solar panel only in the daytime. 44.The fan itself has no battery, the outdoor can be powered by solar panels, and the room can be powered by AC. 55.The solar panel can supply power to the fan, and can also charge the mobile phone and other electronic products, and the 5V solar panel can charge the electronic product of the 3.7V battery.