12V BMS 3S 4S 80A 315mA/105mA Balance Current 3.7v Li-ion/Lifepo4 battery protection baord for 21700 /18650 electric wheelchair Current:4S 80A 3.2V Normal and charge and discharge different

and charge and discharge different ports

and the charger's positive pole is connected to the battery positive pole

Ternary lithium 4A Max

and the effect of small current balance will be better

6S 7S 80A 3

12V BMS 3S 4S 80A 315mA/105mA Balance Current 3.7v Li-ion/Lifepo4 battery protection baord for 21700 /18650 electric wheelchair Current:4S 80A 3.2V Normal and charge and discharge differentNote: Battery arrangement: 2 parallel 4 strings 21700 No battery include ,Only BMS for sale 3S 80A 3. 7V Same Port 21700 Battery arrangement: 2 parallel 3 strings 21700 Charging type: same port Charging protection voltage: 4. 25V Discharge protection voltage: 2. 8V Charge release voltage: 4. 19V Discharge release voltage: 3. 0V Balance voltage 4. 17V Balance current: 315MA Charging current: 40A Maximum continuous overcurrent value for a long time: 80A