Mobile Power Bank 4000mAh

Mobile Power Bank 4000mAh - 4000(3)

Product Specification:

Capacity 4000mAh
Support on/off button,power indicator light
Input DC 5V/1
Output DC 5V/1
Charge time 3 hours
Working temperature -10~55 degree
Circle time >500 times
Plug and play yes
Materails PC ABS
Color black,white
Safety protection over-current, over-heat and over-voltage

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