Features of the 20V MAX lithium-ion 3/8' impact wrench include: Hog ring anvil to easily change sockets. 3 LED (light emitting diode) lights with 20 second delay after trigger release, providing visibility without shadows. Textured anti-slip comfort-grip provides maximum comfort and control. Compact (5.7') design fits into tight areas. No load speed; 0 to 2300 rpm (revolutions per minute). 0 to 2700 IPM (impacts per minute). Max torque: 130 ft/lb (feet per pound). Bare tool - battery and charger not included.