Item Condition : New UPC: B008YE3WA4 100% continuous duty rating with no cool down period required Automatically turns off when no flow is required to conserve battery power Unique pressure switch design slowly cycles the pump for reduced switch and motor wear Patented DXS-3 valves are made with chemical-resistant Viton for faster priming, better performance and longer life Santoprene diaphragm for reliability, longer life and better priming.