BMS Lithium 6S 22.2V Li-ion 18650 Battery Charger Protection Board  

Feature:
With Balance
Overcharge protection
Over-discharge protection
 
Specifications:
Charging electricity: 25.2V
Max working current: 8A
Working Temperature:-40~+50  
Storage Temperature:-40~+80
Life cycle:50000hours
Size:6x4cm/2.36x1.57inch