Compact and lightweight design. Ideal for hard-to-reach areas. Advanced brushless motor technology gives more power and higher torque. Keep Cool battery technology actively manages temperature, so cells do not overheat, giving more power, longer run time and battery life. Part of the Erbauer EXT and EXT EliteCell, one battery system, running multiple tools for increased flexibility. Compatible with all Erbauer 18V EXT and EXT EliteCell batteries and chargers. Supplied with charger and carry case.