Feature:1. Easy Operation: This solar panel fan starts working when connected to solar power panel, and it can be connected to other USB devices for power.2. High Efficiency: This solar powered fan features high transfer efficiency, but the efficiency depends on the sunlight strength.3. Durable Material: This solar panel is made from polycrystalline silicon, which ensures stable performance and long service life.4. Widely Used: This solar panel powered fan with unique design is ideal for outdoor trips, fishing, hiking, picnics, etc.5. Portable Size: This solar panel powered fan is small in size and light in weight, ideal gift giving choice.Specification:Item Type: Solar Panel FanMaterial: Polycrystalline SiliconPower: 2.5WWorking Voltage: 5VOutput Port: USBFeatures: No Power Storage FunctionFan Diameter: Approx. 13cm / 5.12in (manual Measurement, Slight Error May Exist)Solar Panel Size: Approx. 15 x 13cm / 5.91 x 5.12in ( Manual Measurement, Slight Error May Exist )Weight: Approx. 341g / 12.03ozHow to Use:It works in the sunlightPackage List:1 xSolar Panel Fan1 x Solar Power Panel