1、USE RANGE: Adjustable water pump pressure control switch, with 1.5bar-3.0bar starting pressure, maximum current is 10A, efficient and durable. 2、PUMP CONTROL: Collect the water pressure and flow change signals in the pipeline system, remotely and intelligently control the water pump work. 3、SAFE RUNNING: When the pump is short of water or stuck by foreign objects, the device will automatically stop the water pump to prevent idling and damage. 4、EASY OPERATION: Open the faucet or valve to automatically start the water pump, close to automatically stop the water pump, which is convenient and fast. 5、WIDE APPLICATION: With standard G1in interface, it is widely used in self priming pump, jet pump, garden pump, clean water pump and centrifugal pump, etc.