Features AUTOMATIC START STOP - Turn on the faucet or valve to automatically start the water pump, close the faucet or valve to automatically shut off the water pump. HARD ABS: Made of good quality ABS material, the shell is hard, shockproof and scratch-resistant, durable and has a long service life. WIDE APPLICATION: Used for self-priming pump, jet pump, garden pump, clean water pump, centrifugal pump, etc. AVOID DAMAGE: When the water pump runs out of water or stuck by foreign objects, the device automatically stops the water pump to prevent the water pump from idling and damaging the water pump. WITH UNIDIRECTIONAL VALVE: The automatic water pump controller is a fully electronic intelligent water pump control unit that is equipped with a one-way valve to prevent pressure loss in the pipeline. Specification: Item type: water pump pressure control switch Material: ABS Starting pressure: 1.0bar-3.0bar Maximum current: 10A Maximum pressure: 10bar Frequency: 50/60Hz. Maximum temperature: 60°C Protection class: IP65. Interface size: G1in Package list: 1 water pump pressure control switch 1 x accessory. Small note: Before starting the device, please check the water absorption and pay attention to the safety of electricity. Package List 1 x Water Pump Pressure Control Switch 1 x Accessory