Works with all 12V MAX and 20V MAX Lithium ion Batteries N123283, N123282, DCB201-2, DCB201, DCB200, DCB181-XJ, DCB181, DCB180, DCB120, DCB123, DCB127, DCB204, DCB203, DCB205, DCB206.
Protection Function over current Protection, Short-circuit Protection, Over-voltage and Overcharging Protection, Identifying Bad Battery self protecting in all kinds of hostile situations to make sure safety.