Fangrui Product Details This Product Is An Intelligent Water Valve Controller Product, Powered By 2 Aa Batteries. It Is Suitable For Villa Courtyards, Balcony Gardens, Rooftop Gardens, Home Green Walls,three-dimensional Greening Micro-spraying, Construction Site Dust Removal, Vegetable Garden Drip Irrigation, And Sprinkler Irrigation. Model Number:water Valve Controller Name: Automatic Watering Device Working Pressure: 1-8 Bar (14-116 Psi) Water Time (how Long): 1 - 255 Minutes (adjustable, Minimum Unit: 1 Minute) Connection Size: 1/2inch, 3/4inch Power By: 2xaa Alkaline Batteries (not Included) Irrigation Programs: Up To 4 Watering Schedules Child Lock Function: Yes ( And Hold Set + Ok To Enable/disable) Waterproof Grape: Ipx6 Usage Steps: 1. And Hold The Set And Ok Buttons For 3 Seconds To Activate The Child Lock Function And Prevent Children From Operating Them Randomly; 2. Long The And Keys For 3 Seconds To Turn On Or Off The Rain Sensing Control Function, And The Watering Automatically Stop On ; 3. The Maximum Watering Ti