Wassermann Instant Hot Water Recirculating Pump Kit for Tank Water Heater, Instant Hot Water Recirculation Pump System with 304 Stainless Steel Adjustable Bypass Valve

["Instant Hot Water: Ensures hot water at every faucet within seconds, eliminating long waits and wasted water, using thermal bypass technology without requiring a return line or under-sink outlet","Adjustable temperature:The temperature of the water circulation is regulated by the temperature sensing bypass valve. If you want to adjust the temperature to more than 38℃/100.4℉, you need to manually press the temperature sensing valve button to adjust.","Easy Installation: Comes with all necessary components, including 1/2\" to 3/8\" adapters, teflon tape, 2 supply lines, rubber washer ensuring a straight forward setup without additional trips to the hardware store.","Timer control: The startup time can be set as needed to save energy. For example, set it to start in the morning before showering or washing dishes.","Ultra quiet: The pump is extremely quiet when running. Just install the product on the hot water outlet of the tank water heater, set it up, enjoy the instant hot water and forget it !"]