The Johnny Vac Auto Rider Floor Scrubber with Battery and Charger is a world-leading high-quality rider scrubber with extreme high cleaning efficiency. Suitable for areas of 2415.5 m2 to 6038.7 m2 (26 000 ft2 to 65 000 ft2) Low noise design especially ideal for sensitive venues such as hospitals schools and other low noise areas. Smooth operation and reliability are assured.