"The DEWALT 20 Volt MAX XR Premium Lithium-Ion Drill/Driver features a 3-speed all-metal transmission to match the tool to the task for the fastest application speed and improved run time, powered by high-capacity 4.0Ah lithium-ion batteries. Kit includes 1/2in. drill/driver, two 20V MAX XR premium Li-ion batteries, charger, 360 side handle and kit box. Keyless Chuck Yes, Battery Amp/Hour 4.0, Case Included Yes, Variable Speed Yes, Chuck Size in. 1/2, Tool Weight lbs. 5.2, Battery Included Yes, Charger Included Yes, Clutch Settings 22, Side Handle Yes, Volts 20, Reversible Yes, Speed - No Load RPM 0-2,000. 3-speed all-metal transmission matches the tool to task for fastest application speed and improved run time Heavy-duty 1/2in. metal ratcheting chuck with carbide inserts provides superior bit gripping strength LED light with 20-second delay after trigger release High power, high efficiency motor delivers 535 unit watts out of max power for superior performance in all drilling and fastening applications"