The Bosch GSRMx 2 Drive is a 3.6V screwdriver that gives you maximum power in a trouser-pocket size package. It has an innovative 2-speed gearbox that allows for the gear to be changed without interruption by the on/off switch, & provides a powerful 10 Nm. Unique Bosch Premium Lithium-Ion technology for longer lifetime & unbeatable battery runtime. Bosch Electronic Cell Protection (ECP): protects the battery against overload, overheating & deep discharge. Motor brake for precise work when driving rows of screws. Integrated LED light for illuminating the work area, even in dark places. No memory effect: the battery can be charged regardless of the charging state at any time, without damaging the cells.