I.High Quality RO Membrane,Desalinating Rate>99.2%2.High Pressure Pump,from US or Germany3.Rust-proof and corrosion resistance-316L SS4.Lifespan:15-20years5.Smart design,easy to use6.Auto-protection Design7.Available to:220V/50HZ.380V/50HZ> 440V/60HZ8.Quality of outlet water:Meet the Requirement of China National Drinking Water Health Standard <GB 5749-2006>...