Filter Circulating Dog Drinking Water FeederProduct information: material: plastic Specifications: National Standard, American Standard, European Standard, British Standard, Australian Standard Color: Ordinary models without lights, LED models with lights (photographed plus 8 yuan) Features: Activated carbon filter UV purifier Automatically shuts down when the water level is low Silent operation, don't scare pets Replaceable charcoal filter (we recommend that customers replace the filter once a