4 String 14.8V/40A 18650 Lithium Battery Protection Board Current Peak 40A Over-Current Protection (BMS)

4S 40A Li-ion Lithium Battery 18650 Charger PCB BMS Protection Board with Balance For Drill Motor 14.8V 16.8V Lipo Cell Module

Specification:
Charging voltage: 16.8V – 18.1V
Overcharge detection voltage: 4.28+ 0.05 V
Overcharging voltage: 4.2-4.3V
Over-discharge voltage: 2.5 ±0.08
Overcharge detection delay time 0.1s
Temperature range -40~85
Short circuit detection delay time: 100ms
Over-current detection delay time: 500 ms
Balanced current: 100mA
Working current: 40A
Overcurrent: 80A
Short circuit protection function: there is, disconnect the load can be self-recovery.
Size: 60 x 45 mm