EXCLUSIVE REVERSE OSMOSIS – SimPure purification system combined with 7-Stages Water Filter System, can take water purification,removing chlorine, particles such as sand, dirt, silt, iron and rust particles, taste from water. NO INSTALLATION REQUIRED – Plug-in and you’ll have purified water right away. One full set of quick changing twist-and-seal filters come included it. Get rid of the troubles caused by complicated installation and filter replacement. Compared to traditional Under-Sink Filtration, WP1-100 free from water source and space constraints, you can place and move SimPure purifier to anywhere with power supply available, perfect for home, kitchen, office, camping, outdoor RVing etc.