This high-end, ready-to-work water purification system includes everything you need to produce clean, pure water on a mobile cart. Sediment/carbon pre-filtration removes particulates and harmful chlorine. The 21in. RO membrane removes at least 98 of impurities while the 21in. DI cartridge removes any remaining. The Inline TDS meter measures water after it passes through the RO and DI filters. Durable powder-coated aluminum cart. U.S.A. HP 1, Power Cord ft. 30, Stages 5, Power Supply Electric.