【Multiple Filtration Systems】: The filter includes: filter sponge, high-density filter cotton, coconut shell activated carbon, and ion exchange resin. Quadruple purification system. Captures fine particles, heavy metal ions, and odors, etc. Softens water quality and improves water taste. Provides clean and hygienic water sources for pets and cares for their health. 【LED Indicator】: Built-in LED lights. When the pet fountain is in use, the LED light illuminates, and the outside of the container is transparent. This allows for clear observation of the water level and prevents water shortage. The bright LED light can provide the cat with a precise position at night, making it easy for the cat to find the water fountain. 【3 Water Flow Modes】: Offers 3 different water flow modes: fountain mode, fountain + spray mode, and spray mode. Meets cats' different drinking needs and increases their interest in drinking water. The flower fountain design provides a pleasant water flow. The running water can stimulate cats' curiosity. Makes cats love drinking water more. 【2L Large Capacity】: The large capacity provides more sufficient water storage, no need to add water frequently. Perfect for small and medium-sized pets. Whether you are on a business trip or traveling, the cat water fountain can provide enough healthy and clean drinking water. Prevents kidney health problems in pets. Avoid getting sick. 【Newly Upgraded Water Pump】: Newly upgraded water pump, low energy consumption, saving you more unnecessary costs. Low noise (<30dB), allowing you and your pet to enjoy a quiet and comfortable daily life. Does not disturb your daily work and sleep.