Brushless DC motor with high power to weight and size ratio generates less heat buildup and is ideal for prolonged use in manufacturing / production applications eXtreme Protection Technology (XPT) offers maximum protection against dust, debris and liquids for optimal performance in extreme conditions Soft start feature gradually increases speed to eliminate start up shock Mechanical 2-speed with variable speed trigger allows operator to adjust speed based on materials or application Dual LED job light with pre-glow and after-glow features illuminates work area Retractable sky hook allows tool be hung on rafters, pipes or scaffolding or attached to lanyards when working at heights Removable side handle can be installed on left or right side of tool as per user preference Ergonomic soft rubber grip design for vibration absorption and comfortable operation Battery Type Lithium-Ion Chuck Size 1/2" No Load RPM 0-1450 Voltage 18 V