Aluminum alloy card 2200 mAh power bank metal business card power bank gift power bank wholesale

Alloy business card power bank metal card mobile power gift customized ultra-thin polymer
Product parameter introduction
Input power
Output power
Product size*
Efficiency greater than or equal to
Polymer battery can be installed
Shell material aluminum alloy shell
Shell process metal oxidation
Switch button automatically turns on
Battery indicator light
No lighting flashlight
Maximum capacity lithium-ion battery
Shell color gold, silver and dark blue
Patterns can be customized with various patterns, text and trademarks
Printing process silk screen, color printing and laser engraving
Two features
Piece size , fashionable and compact. Alloy shell, metallic texture. Comes with a charging cable for easy travel. Electric red light, discharge blue light. Wear Apple/Apple adapter, wheat buckle adapter.
The guard plate has an intelligent control circuit for overcharge/overdischarge/overcurrent/short circuit protection.
, quality inspection report.
Easy to charge different cell phones or mobile devices.
The source switch turns on automatically and can be switched on and off freely.
Thin new style, essential for foreign trade exports.
Customized various silk screen printing, color printing, laser engraving