Do you know the common problems and repair methods of Road Stud Lights?

Several common reasons and maintenance measures for Road Stud Lights not to light up:
What parts might fail?

LED Road Stud Lights lighting source; solar controller; battery; solar panel.
Solution:
First of all, check whether the wiring terminals of the lamp are loose:
Remove the LED light source, connect the battery or DC12v power supply, check whether the light is normal, pay attention to the positive and negative poles, if the light does not light up, it means that the LED Road Stud Lights is faulty, and the LED light needs to be replaced. If the light is on, the controller or the battery is faulty.
Measure the power supply of the battery, if it is lower than 11 volts, it means that the controller is in a protection state, and the Road Stud Lights can only be used after it is fully charged. More than 11v means the controller is faulty and needs to be replaced.

LED Solar Road Studs Short Working Hours:
Parts of Solar Road Studs that may fail: Solar Controller, Solar Panel.
Solution:
If the installation of the solar controller is wrong, please re-install it after confirmation by professionals; if there is dust on the solar panel, removing the dust can improve the power generation efficiency; if the weather is overcast and rainy for more than 3 days, it will return to normal after the weather improves.
LED Solar Road Studs are not bright enough:
Possible faulty parts: Lampshade, LED Solar Road Studs light.

Solution:
Clean the lampshade to keep it clean; clean the dirt on the contact between the positive pole of the light source and the spring to make it conduct smoothly.
When there is a problem with Solar Road Studs, it is best to ask the manufacturer to repair it. If the warranty period has expired, it is also necessary to find a professional Solar Road Studs installation and maintenance personnel to solve it. Therefore, according to the standard of most people's purchase, can this company convince We still need to look at their after-sales awareness and service. After all, where is the problem, it is very important to get the technical support and help from the original manufacturer at the first time, which greatly reduces the trouble and waste of time.