The Milwaukee M12 Cordless 3/8” Lithium-Ion Ratchet, No. 2457-21, utilizes a 12V motor to produce up to 35 ft/lbs of torque and 250 rpm. Powered by the company's M12 RedLithium battery pack, the ratchet is 10-3/4" long and weighs 1.9 lbs. The tool is portable, and it features a 3/4" low-profile head design for work in the tightest of spaces and engine bays. The variable-speed metal trigger and reinforced steel housing provide control and durability. The onboard fuel gauge helps the user monitor the charge and a built-in LED illuminates the work surface. The kit includes one M12 battery, a 30-minute charger, a 3/8” to 1/4" adapter and a carrying case.