Protects pumps from debris. Twist-off to clean. Mounts behind standard thru-hulls. The perfect addition to your boating tool kit

Automatically turns pumps on/off. Fully adjustable, solid state aerator timer. 10amp fully waterproof circuitry. Handles high capacity pump current draw. Requires 3'' round or 2-1/2'' square hole. Auto Spray (On) Time: 45 seconds. Auto Delay (Off) Time: 45 seconds (min>)-5-1/2 min. (max).