SEAFLO 12V 5.5 GPM Washdown kit is the best choice for washing down boats, cleaning pools, walls, windows, machines and similar applications. Multiple fittings for connection to any outlet and self-priming pressure switch from 17-70PSI. 5 GPM capacity with on-demand switch, so the pump automatically turns on when you squeeze the spray gun handle. 70 PSI cutoff pressure gets rid of stubborn debris. Suitable for fresh, saltwater and chemical applications. Corrosion resistant.