Provide clean water for daily drinking. Protect your home, health and devices by filtering water. Inner and outer diameter of membrane wire: 400 +/- 10/600 +/- 10 mu;m Purified water flow: 3500 ml/min Operating temperature: 4- 45 degrees Celsius Working pressure: 0.08-0.3MPa Filter accuracy: 0.01 mu;m Bursting strength: over 0.8 MPa Recommended replacement period: 12-18 months Interface: 20 inch flat mouth universal Color: image color Material: hollow fiber Size: 508x70mm Package content: 2 x filter itemsOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.