The Original! The Best! A permanent limitless supply of fresh, clean sanitary drinking water! Your dog simply licks or nudges the lever control and refreshing, clean, sanitary water flows directly into its mouth. It also shuts off automatically. Just imagine...no accidental water bowl spilling, no depletion, no evaporation & no contamination. The dog waterer protects your dog from thirst, dehydration and communicable disease. It's so easy to install. It attaches by hand to your outdoor faucet or end of a garden hose. It can be permanently installed in the supply line with a thread adapter. Best of all, there's no maintenance needed. It saves you time, worry, work and frustration. Millions now in use! Assembled in USA!