Power Bank Charger Circuit Board (5V,1A)

Available Batteries: Polymer Battery 18650 Battery Lithium Battery Cell Phone Battery Tablet Battery MP3 Battery

Can be connected to a lithium battery can also be connected in multiple sections of lithium batteries, as long as the voltage is 3.7-4.2V in parallel , how many batteries is not affected

Size: about length 22MM * width 17MM * thick 11MM

input : 5V 1A

output :  5V 1A

lithium voltage : 3V- 4.3V

Ports : charger Micro USB Android port . Output USB port

charge indicator : when charging , the red led light; when full charged  , it off

it has protection functions, protect from over-charger / over-discharger/ over-load  ( support charger and discharger at the same time )