The product is a Complete Brine Tank Safety Shut Off with Float and Air Check, designed by Clack. It includes a Quick Connect and Adapter for easy installation. Made of durable plastic material, this device ensures safety by automatically shutting off the brine tank when the water level drops, preventing potential issues. With its 3/8-inch quick connect size, this product is essential for maintaining water levels in your brine tank for optimal efficiency and peace of mind.