Floor Scrubber Recovery Tank Capacity 13 gal Deck Style Disk Brush Speed - Maximum 155 RPM Battery Chemistry AGM Power Source Battery Cleaning Path 20 in Includes Charger Style Walk Behind Solution Tank Capacity 10 gal Product Type Floor Scrubber Brush Pressure - Maximum 40 lb Features Hands-Free Brush Replacement that Spins-On and Spins-Off the Brush