Features a Brute Tough Hammer Drill and two CORE18V batteries, each with next-gen Li-ion 21700 cell technology. The drill is Connected-Ready, allowing it to connect to an optional Connectivity Tool Module, linking the tool to the free Bosch Toolbox app on a connected device for enhanced tool control and detailed feedback. It has a powerful EC Brushless motor, that provides efficient power for up to 755 In.-Lbs. of torque and 0-31,500 beats per minute (bpm). It weighs only 3.5 Lbs. (tool only, not including battery). Kit includes: 18V EC Brushless Connected- Ready Brute Tough 1/2" Hammer Drill/Driver, (2) 18V CORE18V Lithium-Ion 4.0 Ah Compact Batteries, 18V Charger, Auxiliary Handle, 4x Bit Holder, (4) Bits, Belt Clip, and Carrying Bag.