Description NEED TO KNOW PETKIT FILTER 2.0 is designed for the EVERSWEET 1 and 2 PETKIT fountains. If you have EVERSWEET WATER FOUNTAIN 1, remember to buy the NEW Tray together. FILTER 2.0 is only compatible with NEW TRAY and FOUNTAIN 1.0 Stronger filtrationPETKIT filter2.0 uses purolite companys filter material as raw material and increases the amount of filter material in the filter element, so that the filtration performance is better and harmful substances such as hair, debris and heavy metals in the water are better filtered Your pet is protected from disease. 4 types of filtration The filter layer is made of: two layers of high quality mesh, coconut shell activated carbon and ion exchange resin Please note Before replacing the filter element, soak it in cold water for 5 minutes to activate the ion exchange resin. After replacing the filter element, press and hold the black reset button on the bottom of the dispenser to turn off the orange indicator light on the dispenser. When to replace the filter Normally the filter should be replaced every 3 months in SMART mode and 1 month in NORMAL mode. The indicator turns ORANGE when the filter needs to be changed