ITEM NAME:5S 15A Li-Ion Lithium Battery Bms 18650 Charger Protection Board 18V 21V Ce M5B9 5S 15A Li-Ion Lithium Battery Bms 18650 Charger Protection Board 18V 21V Ce M5B9 Type:Voltage Regulator Operating Temperature:standard Supply Voltage:18V 21V Application:Computer Model Number:5S 15A Li-ion Lithium Battery BMS 18650 Color:green + black Material:PC + metal Package Contents: 1 x Protection board 1 x Wire.Model Number:5S 15A Li-ion Lithium Battery BMS 18650. 1 x Protection board.