About this item: 1.【2.2L Capacity,USB plug in,with four non-slip mops】The cat water fountain have 2.2L(74oz)capacity, don't need to refill it frequently. You don't need to worry when you get a short trip. The cat water fountain have four non-slip mops, can reinforce and make it stable, prevent pets from overturn. The power supply method adopts USB plug-in, The cat water fountain equipped with USB power cable and have 5V1A plug. 2.【Two different drinking modes】The cat water fountain have two different drinking modes:fountain mode and water flow mode. Fountain mode can extensive drinking, water flow mode simulate the flow of mountain spring water from high to low. Meeting different needs of cat, make your cat love drinking water. 3.【Silent water pump】Select silent water pump, can operate ultra-silently(