Product size: 23*72*108mm
Material: ABS
Battery: 4 pieces Li-ion 18650 battery
Input:5V,1A
Output:5V,1A/5V,2.1A
capacity:10400mAh
1.2 usb output
2.digital capacity display.with led torch
3.leading Switching power supply management,reasonable circuit layout.The static power consumption down to20μA
4.with overcharging,overcurrent,shout-circuit,overdischanging protection
5.The charging and discharging automatic recognition
6.Color:black white blue green pink