3.7V 4.2V 3A Li ion Lithium Battery Charger Over Charge Discharge Current Protection Board

1、This module can protect lithium battery from burnout during charging or discharging.

2、This product can provide many protection functions including overcharge protection​, overdischarge protection​, short circuit protection ​and overcurrent protection.

3、Suitable for 3.7V or 4.2V lithium battery.

4、Maximum working current is 3A.

5、The moduleis made with high quality electronic components, reliable and stable.

Features:

1. This module can protect lithium battery from burnout during charging or discharging.

2. This product can provide many protection functions including overcharge protection, overdischarge protection, short circuit protectionand overcurrent protection.

3. Suitable for 3.7V or 4.2V lithium battery.

4. Maximum working current is 3A.

5. The moduleis made with high quality electronic components, reliable and stable.

Specification:

Over Charge Detection Voltage: 4.28±0.05V

Over Charge Release Voltage: 4.26±0.05V

Over Discharge Detection Voltage: 2.5±0.1V

Overcurrent Detection Current: 1-3A

Overcurrent protection : 3.2±0.2A

Size : 12.6x10.2x2.1mm

Weight: 0.34g

Wiring method:

B- connected to battery negative

B+ connected to battery positive

P+ Connect the charger/load positive

P- Connect the charger/load negative

Applications:

3.7V lithium battery 18650

TP4056 Charging module

DD04CVSA DD05CVSA Module

Note: Please activate the protection board when charging for the first time. Otherwise there is no voltage outpu