Robotic Rider Floor Scrubber Recovery Tank Capacity 20 gal Deck Style Disk Brush Speed - Maximum 215 RPM Battery Chemistry Lead Acid Power Source Battery Cleaning Path 20 in Includes Fully Cleanable Hygienic Tanks High Traction Tires Hydrolink Battery Watering System Charger Pad Drivers Strobe Light on Recovery Tank Touch Panel Controls Style Robotic Rider Solution Tank Capacity 20 gal Product Type Floor Burnisher Battery Run Time 4 hr Brush Pressure - Maximum 62 lb