Uses: It is mainly suitable for agricultural sprinkler irrigation of vegetable seedlings in the field, horticultural sprinkler irrigation of lawn greening, etc., as well as roof cooling, mine dust removal, etc. How to adjust and control the spray range and angle 1. We pull the "automatic return ring" outward and upward. At this time, the nozzle will automatically rotate 360 degrees when it rotates. 2. To control the angle of the sprinkler irrigation coverage area, just adjust the "limiting ring" to the desired angle, and then dial down the "automatic return ring", the sprinkler head can rotate within a fixed angle range for sprinkler irrigation; After adjusting the control angle of the sprinkler head, during the sprinkler irrigation operation, the gravity rocker arm and the stainless steel spring will vibrate back and forth under the action of the water, forming a back and forth swing and beating, thus generating a force to make the sprinkler head rotate automatically like this; the sprinkler head During the action, after the automatic rotation to the adjusted control angle point, after the reversing lever and the return control rod touch the limit ring, under the vibration of the rocker arm, they rotate back quickly, and the nozzle will automatically work back and forth continuously. Delivery Quantity: 2pcs Product color: black