Why All In One Solar Street Lights Stop Lighting?

All in one solar street light integrates the solar panel, light source, controller into one, saving expensive installation and commissioning costs, as well as product transportation costs. The clean solar energy make the all in one solar street light consume almost no electricity bills. It's been favored by users all around the world and installed widely to provide illumination in the ourdoor areas, such as parks, palaces, highways, streets. However, some people may find the all in one solar street light stop working during use. You may wonder what's the problem? Before investing, you need to know why all in one solar street lights stop working, so you can decide how to maintain the lights later.

1. Solar battery is dead

There are three types of batteries. Among them, the service life of lead-acid batteries is only two years. The service life of gel batteries is relatively long, about three years. Now the cost-effective all in one solar street lights use lithium batteries, and the longest service life can reach about 6 years. If your solar street light uses lead-acid batteries, it may be damaged after one or two years, making the lighting hours shorter or not bright. The batteries used by many solar street light manufacturers are not waterproof. The positive and negative poles of the battery will be short-circuited if the water enters, causing the voltage to be unstable. Therefore, all in one solar street lights must be waterproof as a whole.

Solution: Choose cost-effective all in one solar street lights equipped with high performance lithium iron phosphate battery. High performance battery can last 6-8 years if properly maintained.

2. Have no enough sunlight

If the solar led street light does not light up, first check whether the installation site has sufficient sunlight. Without sufficient sunlight, the solar panel can't provide power to the battery.

Solution: If your living area has no sufficient sunlight, we don't recommend you buy the solar street light. Longest rainy days and sunshine time are two important factors that affect the solar street light configuration. Before purchasing the solar street light, you can provide these information, the professional solar street light manufacturer will give you the best advice.

3. Installed in the wrong area

The all in one solar street lights have been blocked by the trees along the roads or buildings nearby. If the solar panel can't absorb enough sunlight, there won't be enough electricity.

Solution: Before installing the all in one solar street light, check whether there is trees or buildings that would block the sunlight. Install the street light in an open place to make sure the solar street lamp can absorb enough sunlight.

4. Dirty solar panel

After rainy days or snow days, the snow or leaves may cover the solar panel. Once the solar panel is covered, little sunlight can get through to the solar panels. If the dust on the solar panels are very thick, there will be almost no electricity to light up the street light in the night. 

Solution: Clean the solar panel regularly to keep the solar panel work efficiently.

5. LED light source is damaged

The LED light source is damaged due to natural or man-made reasons, causing the solar street light system to fail to work, turn on and off, or flicker.

Solution：Maintain or replace the led light source.