Pack of 11 filters for Petkit Max3 Pet Water Fountain, High-density activated carbon can filter odors and impurities in the water (6 filters + 5 sponges)

Compatible with: Pet filter only compatible with the PETKIT Max3 Pet water fountain - Please confirm your model before purchasing. Multi-layer Filtration: The filtration layer consists of high-density filter cotton, sintered activated carbon, and multi-layer filtration, which allows for better filtration of hair and other impurities, adsorbs odors, so your pet can drink fresh, clean water at all times. Precautions: Before replacing the cartridge, soak it in cold water for 5 minutes to activate the ion-exchange resin. After replacing the cartridge, press and hold the device's reset button to turn off the indicator light. Contents: 6 filters and 5 sponges, can protect your pet for up to 10-12 months, depending on your drinking environment and frequency. Service: If you encounter any problems during use, please contact us through Amazon customer service promptly.