For the tightness of the lamp head must pass the customs. Waterproof treatment of the lamp head can ensure the service life of the street lamp. Therefore, the choice of the lamp shell is very important. When choosing, we must pay attention to whether the style has waterproof performance. When installing the controller, it is usually placed in the interior of the road, so as to avoid the wind and sunshine better. To have a certain degree of waterproof performance, for the installation of batteries, the battery is buried in the ground, about 40 cm, so as to avoid flooding. Finally, the LED street lamp head should be tested to see if the street lamp is normally on, if it is on, it can be used normally, if not, it needs to be replaced.