Hot selling power bank 4000mah, universal power with CE ROHS, power bank for samrt phone

Aluminum power bank

Battery type: polymer

Input: 5V 1A

Output:  5V 1A

Capacity: 4000mah

Color:  black,silver gold,Red blue

Dual output

Four section shows the volum of capacity

Switching power supply management leading, proper circuit layout;The static power consumption as low as 20 A.
Over voltage, over current, over charge, over discharge, short circuit protection.
The charging and distic recognition.charging automa

Other hot selling POLYMER POWER BANK

Our CE & RoHS certification

1)     Most of the items ordered will be sent within the next 2 or 3 working days after payment is confirmed

2)     -Items will be 100% checked by our professional inspector before shipping

3)     - We will choose DHL, ups ,Fedex or other express way as agreed ! 

Remarks:

We welcome international trial order and we expect a long term cooperation with buyer home and abroad .We deeply believe that a good price +good quality+ good communication will win a long term cooperation!

Could accep small quantities

OEM also acceptable

Product warranty: one year

Welcom to ask sample for test

Welcome trial order