Voltage：12V / 24VFlow Rate：750 GPHOutlet Dia：3/4" (19mm)Application Scenarios：MarineSEAFLO 750GPH shower sump pump system with multiple inlet ports.Designed to pump shower/sink water overboard or into a holding tank.Compact, full capacity automatic shower sump draining kit. Check valve on outlet prevent water back flow.All-in-one pump & float switch. No additional float switch required. Pump turns on when water level rises & shuts off when water is removed.