The street lamps of solar power lithium-ion battery, don’t emit CO2 and SO2, also don’t have noise caused by conventional power generation, solid waste and other pollution, is currently one of important renewable energy technologies Along with the continuous development of street lamps of solar power lithium-ion battery, the application of lithium-ion battery, its advantages such as energy saving, environmental protection, safety, become the latest must-haves in the city road lighting industry, the potential market is huge.