Size: Width 10 x Depth 5.7 x Height 7.5 (cm) Weight: 125g per unit Materials: Polypropylene, Polyethylene terephthalate Filter Media: Activated carbon, Ion exchange resin Cartridge Replacement Guide (per unit): 2 months when using 3.5L per day, 1 month when using 5.3L per day Applicable Water Types: Soft water, Medium-hard water Improved Purification Performance: In addition to a total filtration volume of 150L, it removes 15 substances and reduces specific trace impurities such as herbicides, pesticides, and pharmaceuticals.