4S 20A BMS Li-ion Battery Protection Board Charging Module
₨400- Model Number:18650 Li-ion Lithium Battery BMS 4S
- Shortage delay: 100 – 600S
- Shortage protect recover: YES
- Charging current: 20A
- discharging current: 20A
- Charging voltage: 16.8V for 4S
- Operating Temperature: -40 to 80