Bosch GDR 10.8-LI - 10.8V Li-Ion Battery Professional Cordless Impact Driver is known for more power, better efficiency and extended warranties. Bosch GDR 10.8-LI has a compact design with a professional performance. It has the shortest head length and lightweight for secure handling. Bosch Professional Cordless Impact Driver has a high speed for outstanding work progress. It has electronic cell protection to protect the battery against overload, overheating and total discharge. There is an additional LED light to make it easy to work even in the darker areas. Bosch Cordless Impact driver comes with a reversible motor that supports both forward and reverse operation to screw and unscrew.