HeroNeo&reg; New Home Water Timer Yard Garden Outdoor Lawn Irrigation Controller Watering Equipment This Irrigation Timer must be used only for the control of irrigation systems in the domestic sector, e.g. Lawn sprinkler, sprinklers and drip house, etc 1-16 Set of water programs, Water Connection: 21mm tap with 26.5mm thread Hose connection: 13mm(1/2 Water Pressures: Max. 6 Bar / 150 PSI Min. 0.5Bar/7.25 PSI, Water Temperature: Max. 40 degree Irrigation medium: Clear fresh water, Batteries: 2x 1.5V AAA size batteries (Not included)