Battery type: 18650 lithium-ion battery cells                                                                                            

Input: DC 5V, 1A
Rated Output: DC 5V, 1A (Max)
Charging Time:6-7H
Estimated Recharge Cycles: Charge to 100% Up to 500 times
Indicators:1 power LED indicator; 4 battery level LED indicators(Use/Low/Mid/High)
Protection Functions:Built-in protection functions for short circuit, over charge/discharge;
Attached Connectors: 7 connectors for Samsung, Motorola, Nokia, Sony Ericsson, HTC, iPhone and, etc;