New-20800mah-LED-External-Power-Bank-Backup-four-USB-Universal-Battery-Charger power bank battery for restaurant, coffee

Warm Notice:
1) please charge the gift power bank once 3 months if the bank not used for a long time
2) It's normal that the temperature is a bit high during charging
3) please keep th bank clean and dry,do not wash the bank with chemistry depurative
4) please protect the environment ,do not abandon .

Feature

(1) Charge 4 USB devices at the same time

(2) Built-in micro and iphone5/6 charging cable

(3) 2A total output for FAST charging

(4) Perfect to use in Coffee Shop,Tea Shop,Bar,Restaurant,KTV,Bank etc

(5) Smart and safe circuit design

(6) Accessories:1PC 2A charger+1PC English Manual +1pcs nice package

Our PCB

(1) Overcharge protections (2)Over discharge protections 

(3)short-ciruit protections(4) stable voltage protections. 

(5) Automatically identify the phone current protections.

1. All of our products have proceeded aging test before shippment and we guarantee to use our products safety.
2. OEM service are welcomed, we have rich experience of Logo-Printing, 
such as Silkscreen printing, Laser engraving, Pad printing, Water printing and so on.

For products self-feature, our production department would turn our original products
to be exactly same as what you requested:
Shells ----make different color for shells
package ----make it to be gift box, blister card or plastic bag
accessories ----make products with different adaptor or wall cahrger