Fangrui Product Details Efficient Water Management: Ensure Your Plants Are Perfectly Watered With Our 2-way Programmable Watering Timer. Ideal For Greenhouses And Lawns, This System Automates Your Watering Schedules, Conserving Water While Keeping Your Plants Healthy. Easy Installation: This Timer Attaches Directly To Your Garden Tap And Hose, Making Setup A Breeze. No Tools Required! Customizable Timing: With Easy-to-program Settings, You Can Set Specific Times And Durations For Watering, Ensuring Optimal Irrigation Without The Risk Of Overwatering. Durable And Reliable: Built To Last, Our Watering Timer Withstands Weather And The Elements, Ensuring Year-round Operation. Product Name: Knob Garden Water Timer Thread Specification: A: Nh3/4inch American Standard Operation Method: Knob Button Working Pressure: 0.5~8bar (7.25~116psi). Power By:4 * Aa Alkaline Batteries (battery Not Included). Control Type:2-way Independent Control. Max Flow:5l/min-35l/min. Rain Delay Time:1 Day To 7 Days. Water Duration (how Long):1 Min To 5h 59