1-1/2" Bronze Electric Flanged Seacock - 24VFeatures:Motorized (12V or 24V) valve operation for seacock sizes 3/4" to 3" (4" and 5" available soon)Manual valve operation if power is lostAutomatic operation feature prevents engine floodingRequires less than 1 amp of powerGearbox is IP-67 rated and CP-712 compliantNMEA2000 readyUL listed seacock includes grease zerk fitting for lubricationPush button control from the engine room with basic E-valve; wireless control from the helm with optional LCD-5 touchscreenOptional LCD-5 touchscreen displays and operates multiple E-valves and provides many safety and convenience functions