Product Specification: Solar Panel : High Efficiency 3W Battery : 3.2V 9000mah Lithium Battery Light Source : 3W LED Bulb 3pcs,High Lumen Mobile Charging : Nokia,Micro USB,Samsung,etc... USB Output : 5V800mah Working Time :45Hours/1Bulb Built-In 6V4Ah Rechargeable Sealed Lead Acid Battery Wide Voltage Range 110-240V, 50/60Hz Charging Time 13-15 Hours Using 9V 3-7W Solar Panel(Max Input Less Than 7W) Dc 6V Output (Can Charge Up To 4 Items At One Time) USB Mobile Phone Charging Function 2 X 3W + 1 X 2W Bulb