CXT Drill Driver Kit, Lithium-Ion, 12 V, 3/8" Chuck, 250 in-lbs TorqueVariable 2 speed, reversible Improved ball bearing anvil holder reduces bit wobbling and vibration for cleaner, more accurate drilling and fastening Battery protection system provides over discharge, temperature and circuit protection for enhanced performance, battery cycle life and overall battery life Variable speed trigger allows operator to adjust speed based on materials or application LED job light with pre glow and after glow feature