M12 Cordless 3/8" Ratchet Kit, 3/4" Head For Extremely Tight Spaces, Powerful 12V Motor Delivers Up To 35 Ft-Lbs Of Torque Superior Fastening Speed 250 RPM, Variable Speed Metal Trigger, Greater Control & Durability, On Board Fuel Gauge Displays Remaining Run Time, Built In LED Light Illuminates Work Area & Tight Dark Spaces, Re-Enforced Steel Housing For Added Durability & Strong Cranking Forces, Includes: M12 Red Lithium Battery, 3/8" To 1/4" Adapter, 30 Minute Charger & Carrying Case, For Replacement Battery Use TV #111-527.