About this item Complete Kit: HY-55701t-Kit includes a high-performance water pump, coiled hose, high-pressure spray nozzle, quick-connect fittings, and built-in filter, making installation and removal simple and quick. High-Perfmance Water Pump: 12V DC 5.5 GPM 70 PSI on-demand water diaphragm pump,self-priming up to 6 feet(1.8m) , equip with adjustable pressure switch. Adjustable Spray Nozzle: The spray nozzle offers three different spray patterns, allowing users to select different water flow rates and speeds to suit their needs, with a maximum range of up to 30 feet. High-Quality Material: Utilizes Santoprene diaphragm pumps and PA66 housings, featuring high-temperature protection and dry-run protection. Universal for Freshwater and Saltwater: Suitable for both home and marine use, this pump is equipped with a filter that effectively removes impurities, ensuring stable pump operation.