>Shell Material: front: plastic; back: stainless steel
>Built-in Batteries: 8000mAh/3.7V
>Built-in intelligent IC and multi-protection,
for over-charge, over-discharge, over-current, short-circuit and temperature
>2 USB outputs, LED flashlight,humanized LCD screen.
>Micro SD card or U-disk reader function
>Input Voltage: 5V ; Output Voltage: 5V
>Input Current: 1A; Output Current:1A and 2A
>Rechargeable up to 500 cycle times;   80% above power available transfer
>Charging time: 8-10h
>Discharging time: 5.5h
>Size: 139x76x10.6mm
>Color: black / white