These r the features of energy saver motors 1.motor can start and operate at 170V 2.Level 1 energy efficiency, performance far beyond ordinary motor 3.If we use a 2300W energy-saving motor to calculate, we work 4 hours a day and save 430 kilowatt-hours of electricity a year. 4.low temperature rise, strong power 5.Low noise, national standard size 6.To protect machine it is added the heat protector. it will be shut down automatically when the temperature reaches 130