Floor Scrubber, Recovery Tank Capacity 27 gal, Deck Style Disk, Brush Speed – Maximum 220 RPM, Battery Chemistry Lead Acid, Power Source Battery, Cleaning Path 32 in, Includes Charger, Pad Drivers, Style Walk Behind, Solution Tank Capacity 22.5 gal, Product Type Floor Scrubber, Battery Run Time 4.2 hr, Brush Motor 0.75 hp, Brush Pressure – Maximum 170 lb, Brush Speed – Minimum 220 RPM, Compatible Grainger Part Number 12H301, 4VLY7, 4VLY8, 54TP42