Specification: Rated voltage: 18V-21V(MAX) Torque gear: 25+1 Handle type: Handheld Rotation: Two-way 2-Speed: 0-450 & 0-1500 RPM Features: METICULOUS AND THOROUGH - An 25+1 position clutch prevents the stripping of screws and delivers 50N.M of max torque. Power drill's multi-position clutch will deliver precise power where you need it. When faced with a change of density in materials. 2 VARIABLE SPEED ADJUSTMENT - The electric drill is designed with variable 2-speed settings (0-450 & 0-1500 RPM ) for multiple purposes. The drill trigger controls the speed. Being able to vary the speed makes it easier to start holes, drive screws, and drill wood, metal, plastic. The reversibility option can help reverse drills out of holes and remove screws.