Model number:ZS-602 1.Power:30W 2.Input voltage range:AC 110-220V,220V-240V,50/60HZ. 3.Output voltage range:DC24-30V,0.8A,continually adjustable. 4.Speed:35000RPM 5.Hand and foot operation to switch 6.Available forward and reverse switch 7.Extremely quite and smooth-No vibration 8.Safety configuration for over-voltage and over-load.