11.8L capacity, can meet the daily drinking needs of pets. 2Activated carbon filter element, filter impurities in the water, let your pet every bite is fresh water. 3Adopt the principle of absorbing rainbow, automatically add water, reduce the trouble of changing water every day. 4There is a nonslip mat at the bottom, which can make your pet eat and drink safely, with stainless steel bowl, easy to clean. 5Rotary card point design, rotation is closed, firm not fall off, easy to install. 6Variable modeling, optional combination, suitable for all kinds of furniture environment.