This is a dual micro USB 3.7V to 5V 2A Mobile Power Bank DIY 18650 Lithium battery charger module with LED. 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.
Design:
1. Power has designs of overcharge, over discharge, short circuit protection, does not need to worry about the time of charging.
2. Intelligent Output. When equipment is fully charged, it will stop charging automatically to prevent from overcharging.
3. Power has multiple safe designs. Output voltage and current is stable, never to damage user's device.
4. Operating temperature range is wide (-200C - 500C), can provide over temperature protection.
Charging Display: When charging 0-25% one light is ON, other light is OFF; 25%-50%, the second light flashes,the first light is continuously on; 50%-75%, the third light flashes, front two lights are continuously on; 75%-100%; the fourth light flashes, front three lights are continuously on. And four lights are on charging to 100%.
Mainboard Protection Function: Overcharge protection, over discharge protection, over-current protection. Power does not need protection board. If you have it, please unload.
[N.B: The installation of this with battery needs experience. Please take help from expert if needed.]
Design:
1. Power has designs of overcharge, over discharge, short circuit protection, does not need to worry about the time of charging.
2. Intelligent Output. When equipment is fully charged, it will stop charging automatically to prevent from overcharging.
3. Power has multiple safe designs. Output voltage and current is stable, never to damage user's device.
4. Operating temperature range is wide (-200C - 500C), can provide over temperature protection.
Charging Display: When charging 0-25% one light is ON, other light is OFF; 25%-50%, the second light flashes,the first light is continuously on; 50%-75%, the third light flashes, front two lights are continuously on; 75%-100%; the fourth light flashes, front three lights are continuously on. And four lights are on charging to 100%.
Mainboard Protection Function: Overcharge protection, over discharge protection, over-current protection. Power does not need protection board. If you have it, please unload.
[N.B: The installation of this with battery needs experience. Please take help from expert if needed.]