500 GPH Ultima Combo 12VPump with automatic operation equipped with the Ultima switch. Voltage 12 VDC. We have easy-to-install Dura-Port discharge ports to eliminate stress cracking caused by over-tightened hose clamps. The pumps will be delivered including both a straight and a 90 degree smooth elbow Dura-Port as well as a removable check valve.CE-ApprovedFeatures: