... quality, Mini-booter pump control system for water supplyspecial for small size:0.5HP~1.5HP,1PH 220V,intelligent constant pressure control,LCD display mini-booter pump control system: special for small size ... ,over current,overheat etc..Automatically stop if no water supply,able to restart when water supply recoverApplications: Villa,Single house. Mini-booter pump control system for water supply