Power Bank Module 1A

From the shop's description

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 )