This extra large capacity (9 liters or 2.38 gallons) Automatic Live Stock & Pet Waterer. These all-purpose waterers work well for horses, cattle, goats, hogs and dogs. Safely operates between 20-50 psi. Constructed from Nylon with a UV protection. Can be easily installed at any height using lag bolts or U bolts, not included. Threads on the float are 1/2 in MIP with the connection on the left side. This also has a drain plug making it easy to clean. Product dimensions 16" x 13.5" x 8"