20V MAX 1/2 in. Brushless Cordless Hammer Drill/Driver with FLEXVOLT ADVANTAGE. Up to 42% more power** when paired with FLEXVOLT batteries. Compatible with all DEWALT 20V MAX* and FLEXVOLT Batteries. GREAT BIT GRIP: Heavy-duty 1/2 in. ratcheting nitro-carburized metal chuck with carbide inserts for superior bit gripping strength. 20X BRIGHTER LED: 3-mode LED provides lighting in dark or confined spaces up to 20x brighter than the DEWALT DCD985. EXTENDED WORK TIME WITH LED: Spotlight mode features 20-minute shutoff function, allowing for extended work time in dark or confined spaces.