Compatibility: Our fountain filters are compatible with FEELNEEDY 135fl oz/4L cat fountain with motion sensor YPD-C004.
In the Box: Package includes 12 packs of replacement filters, 12 packs of replacement pre-filter sponges and 12 sponges for water pump. Dimensions: 8.7 x 9.7cm, thickness 7mm.
Safe Materials: Our filters are made of activated carbon, natural resins and non-woven fabrics as purification materials, which could effectively remove impurities from the water, keep the water healthy and care for your pet's safety.
4-Layer Filtration System: 1.Activated carbon removes bad taste and odor. 2.Ion exchange resin could soften the tap water. 3.Non-woven fabric could filter hair and impurities. 4.The high-density sponge of pump helps remove fine particles.
For Optimal Use: Soak the filter for 5 minutes and rinse for 30 seconds before use. To maintain the filtering effect, recommended to replace the filters every 1-2 weeks. If you have multiple pets, it is recommended to clean the fountain and change the filter more often.