Product Features;This solar kit absorbs solar energy anywhere ,hoime lighting and outdoor camping. and as a power back to charge your electronic devices. It has buit-in overcharge and discharge protection.SpecificationSolar Panel; High efficiency 4WBattery; 4.2V 5000mAh Lithium BatteryLight Source; 6W LED Bulb*2pcs, high lumenModel Charging; Micro USB. Mini USB. TYPC. Apple six interfaceUSB Output; 5V 800mAhWorking time 25 Hours/1 Bulb