This Swan styled pet fountain is made from high quality BPA-free premium plastic. It has 80-ounce capacity suitable for cats and small/medium size dogs. This fountain mimic's a home faucet flow which cats are attracted to. The Swan utilizes a USB electrical transformer plug. Fresh, filtered, circulated drinking water enhances pet health through increased hydration. Easy to clean and dishwasher safe. Uses Pioneer Pet Replacement Filter #3091 T-shaped filter.