Specifications:Material: ABS, Copper, Silicon-phosphorus CrystalAmbient Temperature: 2~70CPackaging: CartonSuitable For Caliber: 3/4in (Diameter: 25mm/0.98in)Size:Approx. 67*130mm/2.64*5.12in Features: Tap water with a filter removes a lot of impurities such as rust, red worms, sediment and colloids in the water. Suitable for pre-filtering of household washing machines, removing impurities from water and better cleaning clothes. It contains silicon-phosphorus crystals to effectively remove impurities from water. Laundry is healthier and reduces skin contact sensitivity. It is suitable for the elderly, children, pregnant women, and working people.