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Reorganize the question: the solar trash can light box is Isn’t it possible to provide night lighting, power wifi, and provide advertising space to attract investment without using electricity?

Yes, solar trash can light boxes are an advertising carrier that have emerged in major cities across the country in the past two or three years. In order to respond to energy conservation, environmental protection, efficiency, and emission reduction, many city management departments often require media companies to The barrel is constructed into a solar-powered trash can light box.

There is actually nothing mysterious about this product or it does not have any technological content. Yunnan Langpu is a relatively large trash can light box manufacturer in Yunnan, Guizhou and surrounding areas. Simply put, it combines the traditional trash can + advertising light box + solar street light lighting power supply system.

If you want to provide wifi information, install a wifi signal transmitter and provide a certain network bandwidth.

However, when installing solar trash can light boxes in cities, we must pay attention to the design of solar panel brackets. We must try to choose solar panels that are as close to square as possible and make sure that the solar panels can rotate so that they can face the sun and let the sun shine. The angle of incidence of light on the solar panel should be as close to 90 degrees as possible. Unfortunately, many manufacturers do not understand the working principle of solar panels and fix the solar panels, turning the solar power supply system into a decoration.

The one above (brown) is unreasonable because the solar panel is fixed and cannot be adjusted to align with the sun; the one below (black and white) Color) Through the sockets of large and small tubes, it can be rotated within a certain range to align with the sun, so that regardless of the direction of the street, the solar panels can be adjusted to align with the sun.