How to troubleshoot solar street lights

In 2019, a West African customer named bfeiy purchased a batch of solar street lights from two Chinese companies. When the products arrived in his country, different installation workers were responsible for the installation at various construction sites. However, problems occurred during the installation process, with many products experiencing malfunctions. In such a situation, how should we assist the customer in resolving the issue?

_{6 things to do if your solar powered lights aren’t working}

1. Check that there’s not a pull tab on the battery. …
2. Cover the panel to test the light. …
3. Ensure the solar panel is clean. …
4. Make sure the solar panel is positioned correctly. …
5. Test with regular batteries if possible. …
6. Switch off and leave to charge for 72 hours.

_{Why do solar lights suddenly stop working?}

“In most cases, solar-powered lights stop working when a battery is dead, so you might want to take a look and see whether they are worn out or too old. While there are long-lasting batteries like Nickel Metal Lithium batteries , they also drop in performance as time goes. This aligns with findings that battery state of charge and health significantly impact the efficiency of solar street lights (Abed et al., 2020)

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In the long run, traditional street lights cost more in terms of installation, maintenance, and electricity consumption. Traditional street lights require wiring and trenching to connect to the high-voltage power grid, and the costs of installation and maintenance cannot be ignored. Solar street lights, on the other hand, are theoretically designed with reasonable design, reliable product performance, adequate illumination, lower usage costs, and a comparable level of intelligence to ordinary electric street lights.