2S 3A Li-ion Battery 7.4v 8.4V 18650 Charger Protection Board

2 Series 18650 battery 7.4V 8.4V

Lithium battery protection board

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

Over dishcarge voltage: 2.3-3.0v±0.05v

Max continuous current:3A

Max peak current:5A

Working temperature:-40—+50

Storage Temperature:-40– +80

Small current:less than 3uA

Life cycle :more than 50000hours

Resistance:Less than 45m

Short cut protection :Protectable,charge can repair