The Makita 12-Volt maximum CXT Lithium-Ion Cordless 3/8 in. Impact Wrench (WT02R1) delivers power and speed in a compact size for efficient fastening. With Makita 12-Volt maximum CXT Lithium-Ion slide-style batteries, users get superior balance and ergonomics over pod-style batteries. For added convenience the batteries include an on-board LED charge level indicator. The 12-Volt maximum CXT 3/8 Impact Wrench weighs only 2.3 lbs. (with 2.0Ah battery), with variable speed (0-2,600 RPM and 0-3,200 IPM) and 103 ft./lbs. of Max Torque. Makita entire line-up of impact drivers and impact wrenches including the WT02R1 is engineered with a proprietary hammer and anvil impact mechanism that is manufactured using the best raw materials with the highest quality steel, as well as a unique heat-hardening process for maximum fastening and driving power. It is an ideal solution for working in tight spaces and overhead applications. For longer run time, 12-Volt maximum CXT cordless tools are also compatible with the 12-Volt maximum CXT Lithium-Ion 4.0Ah battery (BL1041B). 12-Volt maximum CXT Lithium-Ion batteries are engineered with a Battery Protection Circuit that protects against overloading, over-discharging and over-heating. Its part of the expanding 12-Volt maximum CXT series, combining performance with superior ergonomics in a compact size.