Specification: Item Type: Solar Panel Material: Monocrystalline Silicon Color: As shown in the picture Solar Panel Size: Approx. 220x190mm / 8.66x7.48in Cooling Fan Size: Approx. 140x75x135mm / 5.51x2.95x5.31in Weight: Approx.510g/18oz Power: 10 w Working Voltage: 6 v Working Current: 2A How to Use: In the sun, when the fan is connected to the solar panel, the fan can run. Package List: 1 x Solar Panel 1 x Fan 2 x Carabiner 4 x Suction Cup 1 x Chinese and English Manual Note: 1. Please allow 12in 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.