1.Minimalist design 2.Multiple filtering 3.Mute design 4.Easy to remove and wash 5.Light effect at the bottom 6. 24 hours clean without gap 7. The 360-degree open drinking tray allows the cats to drink together without crowding 8. Electricity energy saving 17.8 x 17.8 x 17.8 cm 9. 2.2liters