Replacement cartridge for high-performance water purifiers, capable of filtering 1800L of water. - Product Name: Kimaro Series Replacement Cartridge - Material Type: ABS resin, polypropylene, ceramic - Filtration Capacity: 80% removal of free residual chlorine (JIS S 3201 test results) - Usable Water Volume: 1800L - Estimated Lifespan: Approximately 4 months with 10L usage per day - Maximum Water Pressure: 0.05MPa - Country of Manufacture: Japan Thank you for viewing. Although it is new and unused, there may be some minor soiling on the outer box. We appreciate your understanding.