DEWALT DCE400D2 20V MAX XR Brushless PEX Expander Tool Kit 1 Inch Type A Tubing Fastest Expansion Automatic Rotating Head 2.0Ah Batteries Charger Box Screw Guns Backlit 4000 Count LCD Display: High contrast Backlit 4000 Count LCD Display: High contrast illuminated screen ensures crisp numeric visibility inside dark engine bays and unlit service panels Continuous Crown Segment Architecture: Specialized crown rim profile eliminates bit wandering and reduces initial chattering for precise Tubing Compatibility PEX Type A Rotating Head Automatic Power Source Cordless (Battery) Number of Batteries 2 Included Battery Capacity 2 The DEWALT DCE400D2 20V MAX* XR PEX Expander Tool Kit is the premier choice for plumbing professionals who demand speed