CSDC Solar Charger moderated panel sizes as well install into both sides of the rechargeable lithium battery during charging or off work. Mini USB and transforming cable socket built aside the battery features. both output and input functions for various automotive devices. 3 indicators in the other side of battery presented the charging and loading status. The concept of glossy Aluminum case with its practicability design are surely the ultimate in luxury Solar Panel 5.5V, 120mA AC-DC adaptor / USB cable 5V, 500mA Li-on rechargeable battery 3.7V, 1000mAh Output voltage / Current 5.5V, 500mA Protection circuit Yes, 4.2V Size 120 x 62 x 17mm Weight 150g Applications Mobile Phone, PDA, Camera Media Player, MP3, MP4, iPOD