Solution to the failure of solar street lights

1) The light does not light up: Possible faulty components: LED light source, solar controller, battery, solar panel.

Solution: 

1. First check whether the wiring terminals of the lamp are loose.

2. Remove the LED light source and connect it to the battery or DC12v power supply to see if the light works normally. Pay attention to the positive and negative poles. If the light does not light up, it means that the LED light is faulty. The LED light needs to be replaced. If the light is on, the controller or the battery is faulty.

3. Measure the battery power, if it is lower than 11v, it means that the controller is in a protection state, and the lamp is fully charged before use. If it is higher than 11v, it means the controller is faulty and needs to be replaced.

2) Short working time of LED light: Possible faulty components: solar controller, solar panel

Solution: 

1. The setting of the solar controller is incorrect, please reset it with professional knowledge.

2. There is dust on the solar panel, clean the dust to make it provide power generation efficiency.

3. The rainy weather is more than 3 days, and it can return to normal after the weather is clear.

3) The brightness of the LED light is not enough: Possible faulty components: lampshade, LED light

Solution: 

1. Clean the lampshade to make it clean.

2. Clean the dirt on the contact part between the positive pole of the light source and the spring sheet to make it conduct electricity smoothly.