Oscillating Multi-Tool, Bare Tool, Voltage 20.0 V, 0 to 20,000 Orbits per Minute, Cordless Tool Battery Type Li-Ion, Series MAX* XR(R), Brushless Motor Yes, Battery Included No, Battery Pack Replacement 21RV46, Battery Capacity 2.0 Ah, Features Bright LED Light, Variable Speed Trigger, Handle Type In-Line, Tool Length 11 13/64 in, Tool Weight 2.3 lb