Sunzi Cordless 12V Lithium-Ion 2-Speed Drill/Driver with 3/8" Keyless Chuck is a compact yet powerful drill delivering up to 135 in./lbs. of torque. Lithium Ion Technology provides max power for longer duration, roughly 4 times the storage capacity of traditional Ni Cad battery. The 17+1 Torque Positions allow you to adjust the amount of force for each individual project. At only 2.3 lbs weight this drill is user friendly and the slim design is perfect for hard to reach places. Comes with an ergonomic, soft grip design and LED work light. The 3/8" Keyless chuck allows for quick and easy bit changes.