This product is an intelligent water valve controller powered by 2 AA alkaline 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) Watering Duration: 1 - 255 minutes (adjustable, minimum unit: 1 minute) Connection Size: 1/2 inch, 3/4 inch Power Source: 2xAA Alkaline batteries (NOT included) Irrigation Programs: Up to 4 watering schedules Child Lock Function: Yes (press and hold SET + OK to enable/disable) Waterproof Rating: IPX6 Usage Steps: 1. Press and hold the "SET" and "OK" buttons for 3 seconds to activate the child lock function and prevent accidental operation. 2. Press and hold the relevant keys for 3 seconds to turn on or off the rain sensing control function; watering will automatically stop when rain is detected. 3. The maximum watering time can be set to 99 minutes, with intervals ranging from 1 to 30 days. 4. Features a large LCD screen to display scheduled time settings. 5. Includes a manual activation function with adjustable duration.Note: This product should not be operated under low temperature conditions, as it may cause structural damage. When the temperature is below 0°C, disassemble and store it indoors. Operating water pressure: 0.5-8 kg/cm², flow rate: 8-31 L/min, suitable for water temperatures between 1°C and 60°C.Color: Yellow & Black Material: ABS + Metal Package Contents: 1 x Automatic Watering Device Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the image and the actual product. Measurement allowance is +/- 1-3 cm.