The M12 cordless lithium-ion ratchet is the ideal tool for auto mechanics， maintenance and repair professionals looking for maximum performance and productivity in a subcompact cordless tool. It utilizes a powerful 12V motor to produce up to 35 Ft./Lb. of torque and 250 rpm (revolutions per minute) giving users the power and speed of a pneumatic ratchet without the air hose. The ratchet is tool-belt portable and features a 3/4 In. low-profile head design for work in the tightest of spaces and engine bays. The variable-speed metal trigger and reinforced steel housing provide maximum control and durability with any application. On-board fuel gauge helps monitor the charge precisely for less downtime on the job. Built-in LED (light emitting diode) light illuminates work surfaces in dark locations. REDLINK intelligence provides optimized performance and overload protection using total system communication between tool， battery and charger. Tool Only - battery and charger not included.