I purchased this for just under 30,000 yen several years ago, but it has been stored at home without being used. The outer box has been opened, but the contents are unopened and unused. It will be shipped in a cardboard box with water protection and cushioning material. *This price is set to match a shipping discount campaign, so if you're interested, don't miss out! [Product Name] KeoSan Alkaline Hydrogen Water Filter System Water Purifier [Product Description] Easy to install!! No power required. Can be installed on almost all Japanese water faucets. You can switch between tap water and purified water with the changeover lever. Manufacturer: KeoSan Filter Media: Ceramic, activated carbon, copper-zinc alloy Filtration Flow Rate: 1.2L/min Size: 280 x 325 x 170cm Minimum usable water pressure: 0.05Mpa Purification Capacity: Free residual chlorine (Total filtration volume 3,000L, removal rate 80%, JIS S3201 test results) Materials: ABS resin, acetal copolymer, amorphous polyester resin, PE resin *The box has a dent. [Manufacturing Date] April 2011