Description Most compact and lightest weight drill/driver in class: Delivers better balance and control of the tool in tight areas Most compact impostor design delivers light weight, better balance and increased control Optimized impact performance: Provides the best runtime and torque control Torque control limits stripping of screws and helps prevent screw heads from shearing Electronic Cell Protection (ECP): Increases Auto Battery lifetime by preventing damage caused by misuse Bosch High Capacity (HC) Lithium-Ion Batteries DDS1"1"Compact Tough 1"2"; Drill Driver 25"1" 1"4"; Hex Impact Fastening Driver Compact design - for increased maneuverability in tight spaces and extended comfort