1.Made from high-grade polysilicon,high quality and high intensity,guarantee its using security and quality.2.For solar fan,generates high-efficiency power and strength,ensures high-degree wind resistance.3.Applicable to various complicated weather conditions,no matter in rainy day or sunny day.4.Provides high-rate conversion,adopts professional design,allows it to give excellent effects.5.Small power consumption but powerful effects.Type: Solar PowerInterface: USB2.0Voltage: 5VPower: 2Wcolour: blackMaterial: polysiliconSize: 8.8x14.2cmPackage Contents:1 x Solar PanelOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.