This product is a battery protection BMS board which is designed for 3 series 12V LiFePO4 batteries. And the board is equipped with multiple protective functions including overcharge protection, overdischarge protection, overcurrent protection and short circuit protection, so you can use it safely. Moreover, the balance function the board equipped ensures that each battery cell can be fully charged at the same time.

Specifications:
Continuous Discharging Current: 100A(MAX)
Instantaneous Discharge Current: 150A
Charging Voltage: 12.6V
Charging Current: 10A(MAX)
Over-charge Detect: 4.28±0.05V
Protect Delay: 0.5S
Over-charge release: 4.08±0.1V
Release Voltage: 4.20±0.05V
Balance Current: 42±5mA
Over-discharge Detect: 2.8±0.1V
Over-discharge Detect delay: 0.1S
Release Voltage: 3.0±0.1V
Detect Voltage: 150mV
Detect Delay: 9mS
Current Detect: 200±10A
Release Condition: Cut Load
Protect Condition: Load Short Circuit
Detect Delay: 250uS
Inner Resistance: ≤25mΩ
Working Current: ≤20uA
Sleep Current (when Over-discharge): ≤10uA
Working Temperature Range: -30/+80℃