The Advance SC750 28C 56112374 is a high-performance, battery-powered walk-behind floor scrubber designed for large commercial and industrial spaces. Featuring a 28-inch cylindrical scrub deck and powered by four 6V 310 Ah wet batteries, it delivers up to 84 minutes of continuous operation. The unit includes a 21-gallon solution tank and a 21-gallon recovery tank, ensuring extended cleaning sessions with minimal interruptions. Its onboard charger adds convenience, allowing for easy recharging between uses.