[HIGH PRECISION PRESSURE SETTINGS] Set the pressure range from 20-60psi with options for 20-40psi, 30-50psi, or 40-60psi [CONVENIENT AUTOMATIC FUNCTION] Easily control water pump start and shutdown based on preset pressure levels [ENERGY-SAVING PERFORMANCE] Enjoy stable operation, motor protection, and efficient electricity usage for cold and hot water pumps [DURABLE CONSTRUCTION] Made of ABS and stainless steel for longevity and reliability [VERSATILE APPLICATION] Suitable for self-priming, jet, garden, cleaning water, and centrifugal pumps, Manufacturer: Jelquix