7.4V BMS 2S 3A 18650 Lithium Battery Protection Board

A compact PCB mounted Li-ion Lithium Battery charger protection module called the 2S 3A Li-ion Lithium Battery 7.4V 8.4V 18650 Charger Protection Board Module. This compact and intelligent battery charger protection module has several features, including short circuit, overcharge, over-discharge, and overcurrent protection. It is really simple to set up and practical to use in all portable DIY tasks.

Pin Descriptions:

B+ B-

The interface of battery core

The connector of the battery board

The connection point between the batteries

Battery V+ Positive

Battery V- Negative

Output / Charging V+

Output / Charging V

*The protection board cannot be used for lithium iron phosphate batteries, hernia lamps, hand drill battery pack, electric fish battery pack, electric bicycle battery pack, buggy battery, 775 (4A) above the motor, 1W fisheye LED lamp.