Makita BTW450Z 18V LXT Lithium-Ion Cordless 1/2" High Torque Impact Wrench, Tool Only Makita-built motor delivers 325 ft.lbs. of Max Torque, with 1,600 RPM and 2,200 IPM for superior fastening power Shock absorbent handle protects battery housing for extra durability Rocker switch for forward/reverse operation Soft grip handle provides increased comfort on the job This tool is not equipped with Star Protection, and is only compatible with the Makita 18V LXT Lithium-Ion 3.0Ah battery (BL1830, sold separately). Makita-built motor delivers 325 ft.lbs. of max torque, with 1,600 RPM and 2,200 IPM Compact, ergonomic design, 10-1/2-inches long, 7.5-pounds for reduced operator fatigue Large rocker switch, built-in LED light, large tool hook, job-site tested shock absorbent handle Makita LXT lithium-ion battery and charger produces 430% total lifetime work with 2.5X more cycles Tool only (battery not included), 3-year warranty