1[Automatically Adjust The Height] The swing joint pipe can automatically adjust the height when it is pressed, and is widely used in lawn irrigation. 2[Rotatable] G3/4 external thread interface at both ends, the interface can be rotated and adjusted 360 degrees at will, easy to operate and easy to use. 3[Simple To Install] Easy to adjust the installation height of the sprinkler head according to the terrain, so as to avoid its exposure to damage by lawn mowers, etc. 4[Protective Effect] Convenient to install the nozzle and has a certain protective effect on the nozzle. Due to the flexible structure, when the heavy object is pressed to the top of the nozzle, it can play a certain buffering role. 5[High Flexibility] With high flexible and has good water stop performance, which can effectively buffer the external mechanical pressure, protect the nozzle and pipeline, and avoid the mechanical pressure loss that was easily caused by the hard connection in the past.