Stealth DRS24BT Automatic Rider Scrubber Betco’s Stealth™ DRS24BT Automatic Rider Scrubber with Traction Drive features our exclusive Noise Reduction Technology. It's 4x quieter than standard automatic rider scrubbers. The Stealth™ DRS24BT has a 20 gallon solution tank, 25 gallon recovery tank, and 24” single disk scrub. Other features include rugged weighted squeegee assembly which removes water and helps reduce slip and fall injuries, easy tanks to drain and clean with user friendly controls and gauges. A pad driver, battery pack and charger are included.