Miller FW16BLUE Auto Float Livestock Waterer (3 Pack)Keep Your Livestock Hydrated with Automatic Refilling Introducing the Little Giant Automatic Float Controlled Waterer. Designed to provide a constant supply of fresh water for your animals, this waterer automatically refills as needed, eliminating the need for manual refilling. Capacity: 4 Gallons Connection: Standard 3 4 inch Hose Control: Automatic Float Control Installation: Over the Fence or On the Wall (Brackets Included) Hose Length: 30 Inches