This is a Dual Micro USB 5V 2A Mobile power bank charging module with Display. This is the mobile power module Accessories, 18650 Circuit board shell. Meet the individual needs of your DIY, but you must understand basic electronic assembly. This also have a display feature to track the status of the battery. The input voltage range is 5V-6V and output voltage is 5V/2A from one USB and 5V/1A from the another USB output. Micro USB is the input port and USB A is the output port.
The motherboard comes with protection Charging, overcharge protection, over-discharge protection, over-current protection. Intelligent output device after charging full, automatically stop charging, to prevent mobile phones overcharge. Output voltage and current stable, will not harm user devices.
- USB Output: 5V 2.1A / 5V 1A(Dual USB interface).
- Charging display: intelligent digital display.
- Batteries Type: liquid lithium-ion batteries (18650) 3.7 lithium-ion batteries only.
- Protection circuit: Overcharge protection: 4.250V Overcharge protection release: 4.100V.
- Protection circuit: Over-discharge protection:2.900V Over-discharge protection release: 3.000V.
- Idle time before LCD switch off: 60secs.