• Rechargeable Lithium polymer battery. Input: DC 5V/1000mA; Output: DC 5V/1000mA and 2100mA; Capacity 3600mAh • Charge time differs by device. Must charge power bank prior to first use.• Soft-touch ABS plastic universal international power bank designed for use as emergency battery charger for mobile phones, tablets, MP3 players and other small portable electronics. • Includes 2 USB output ports to charge multiple devices at the same time, and 1 Micro USB input port.• Features 4 battery level indicator lights (on top). All 4 battery indicator lights will illuminate when charge is complete.• USB charging cable provided.• Instructions included.• Note lithium polymer battery is UL certified (UL File # MH49375).NOTE ITEM SHIPS FOB SCWARNING: Refer to the item manual for safety and warning instructions.