How is the voltage output to the street lamps produced?

The street lamps connect to the power grid, and then the transformer and distribution box change it into suitable one.

1. Through the urban power grid: The street lamps are connected to the distribution box, the transformer, and the cables. The power comes from the urban power grid.
2. Transformer: The transformer lowers the high voltage and current to make them suitable for the street lamps.
3. Distribution box: The distribution box divides the total electrivity evenly among each street lamp.

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