Bosch GSA18V-LI Reciprocating Saw Features: Cut over 100 spruce beams (100 x 100 mm) to length with only one battery charge. Electronic Motor Protection (EMP) protects the motor against overload and ensures a long lifetime. Easy handling: easy and fast saw blade changes due to new SDS mechanism. Innovative CoolPack batteries ensure optimum heat dissipation and therefore increase lifetime by up to 100% (cf. Li-Ion batteries without CoolPack). Bosch Electronic Cell Protection (ECP): protects the battery against overload, overheating and deep discharge. 2-stage speed setting for different materials. Ergonomically shaped handle with comfort zone in the softgrip area for a secure hold and low user fatigue.