1 Pcs of RO Filters Float Valve + Auto Cut off Switch Suitable for RO Models if the Water Storage Tank is at the Bottom of RO Unit............Best Quality Food Grade White Valve and Auto Cut Off Switch. Float valve Switch for water level controller for RO Models where the Water Storage Tank is at the bottom of RO Unit..........Max Current : 16 A 125 - 250 V AC It is designed to be used with Models and many Water Purifiers..... Also Ideal Product for Lab Purpose/Research/Project Design/Demo Work who would like to Explore the Functioning of the various Water Flow System Components with Auto Cut off Mechanism........ Pack Contains : – 1 Pcs float valve 16 amp Designed for RO Model Cabinets if the Storage tank is at the bottom of RO Unit.