Mobile Power Bank 4000mAh

Mobile Power Bank 4000mAh - 4000(2)

Product Specification:

Product name  Power bank
Capacity 4000mAh
Input DC 5V/2.1
Output DC 5V/1
Charge time 3-4 hours
Working temperature -10~55 degree
Circle time >500 times
Plug and play yes
Product size 15*68*125mm
Materails PC ABS
Color black,white,blue,yellow.
Safety protection over-current, over-heat and over-voltage

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