(Discontinued by Manufacturer) Best in class power-to-weight ratio: High performance 4-pole motor under 4 pounds (tool with battery) Superior ergonomics: Best handling with slim soft-grip design for reduced fatigue and additional comfort in extended use applications Electronic Cell and Motor Protection: Protects batteries and motor from overload Custom Exact-Fit Tool Inlays: Custom inserts that hold individual tools in place with room underneath to store other tool accessories Tool Only (battery not included)