50w solar street lights project for the road of countryside in HuBei China

Solar Lighting Project: 50w solar street lights
Grid-tied solar lighting project: 50w solar street lights are installed in the rural path road.
because this location always suffers long-term rainy days in summer every year, so the grid-tied electricity is applied. the grid-tied electricity is only used as a supplementary power supply during rainy days.
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