2S 3A Li-ion Lithium Battery 7.4v 8.4V 18650 Charger Protection Board bms pcm for li-ion lipo battery cell pack

Features:

1) high-accuracy voltage detection circuit;

2) terminal of the charger using high voltage device;

3) Built-in three-stage over-current detection circuit (over-current 1, over-current 2, or load short circuit);

4) MOS transistor can control the battery charge and discharge;

5) low standby current consumption.

Parameter:

 Over charge voltage:4.25-4.35v±0.05v