FEATURES: Latest generation 18V XR Li-Ion Compact Impact Wrench featuring XR 4.0Ah Li-Ion battery technology | Ultra-compact; lightweight design allows for use in confined spaces | Bright white LED ring with delay feature for improved visibility and flashlight functionality | Intelligent trigger allowing total control over all applications | Improved ergonomic design and rubber grip increase comfort and provide greater application control | All metal gearing for efficient power transmission and long tool life | Aluminium front housing provides greater heat dispersion increasing motor life | 1/2? (12.7mm) square socket retention for effective; efficient torque delivery in the application | Multi-voltage charger for use with 18V, 14.4V; and 10.8V XR Li-Ion slide pack batteries | Part of the intelligent XR Lithium Ion Series designed for efficiency and making applications faster