The new 1/4 horsepower motor is 20% more powerful and runs cooler and quieter. It has mounting holes on motor for magnifier and lamp. Training manual and video are included. Can be converted by customer to run on 220 volts. A unique clamp positions the scissor for a precise duplication of bevel. An aluminum oxide grinding wheel and professional honing wheel are included. Wgt: 15 lbs. 2 year warranty. 115 volt / 60 hertz.