K&h, 2.5 gallon, duck waterer, give ducks & other poultry access to drink water while making it impossible for them to play in it, unique water cups are designed for beaks & bills, each cup has a removable filter, keeps pens drier & cleaner, reservoir tank is shaped to deter perching when used with chickens & other fowl, easy fill cap on reservoir tank, 2 year limited warranty.