Dewalt dewalt dcb182 xj 40ah 18v xr li ion battery
This 18v 40ah lithium ion battery from dewalt is compatible with all dewalt 18v xr power tools so it is very versatile providing optimum power and boasting an impressive extended running time this 40ah battery suffers no memory effects and virtually no discharging when not in use so it is always ready to provide you with the power you need when you need it