Allows for use of 20V Max Batteries in most Dewalt 18V Tools. Adapter requires the use of 20V Max chargers. Adapter will not fit in Dewalt 18V Chargers. Do not use with Premium Batteries (DCB200, DCB204BT, DCB205) in 18V compact drills DC970, DC759 (use DCB201, DCB203, DCB203BT).
