Feather:It is super high power air-cooling motor and the double-capacitor design allow a safer operntion.It provides a strong power output .It has multiple functions such as carpet and floor cleaning.Wax removing low-speed polishing floor crystal effect treatment and renewing Voltage/Frequency 220AVC/50Hz Power 1100W Current 5A Brush rotation speed 154rpm/min Noise less than 54dB Brush diameter 432mm Cable 12m Weight 47kg Size 400×120×1150mm Size 556×430×325mm