Visualized pressure adjustment, protection control system, guarantee the spray effect. The pressure can be adjusted by turning the wheel to adjust the best working pressure. Easy to use The size and material of the wheel handle ensure firm grip and easy adjustment. The water inlet has a G3/4 inch female thread and the outlet faucet has a G3/4 inch male thread, which can be directly connected to the faucet and avoid installation trouble. Can be used in conjunction with an irrigation timer to control the irrigation schedule for watering plants.