Power Capacity: 2500mAh Li-Polymer (2500mAh is 100% guaranteed)

Input Voltage: DC 5.0V

Input Current: 1000mA (Max)

Single USB output, 

Output Voltage (Port A): 5.0V

Output Current (Port A): 1000mA

IC Protection for charging / overcharge / short circuit / discharge

Circle Time:≥500 Times

Charging time: about 1 to 2 hours

Weight: about 90g

Size: 24mm X 24mm X 90mm