Improved ergonomic design and rubber grip increase comfort and provide greater application control. 1/2' (12.7mm) square socket retention for effective, efficient torque delivery in application. Intelligent trigger allowing total control over all applications. Bright white LED ring with delay feature for improved visibility and flashlight functionality. All metal gearing for efficient power transmission and long tool life. Part of the intelligent XR Lithium Ion Series designed for efficiency and making applications faster. Aluminium front housing provides greater heat dispersion increasing motor life.