The from T-H Marine is self-priming and must be mounted below the waterline of your boat to pick up water. This livewell pump is designed for thru-hull installation with either a straight or an angled water inlet tube position to accommodate all likely mounting scenarios.• 3/4" ID hose outlet• Dual-position thru-hull with straight or angled mount• 30" lead wires• Ignition protected• Stainless steel hardware includedSpecificationsOutput: 800 gphHose Size: 3/4"Volt: 13.6V DCOperating Current: 5A Ignition protected 30" lead wires 3/4" ID hose outlet | Boating Essentials 800 GPH Thru-Hull Livewell Pump