Beijing factory 8 m solar street light
Beijing factory 8 m solar street lamp solar street lamps height: 8 meters, 8 after installed. 6 m ( Contain solar stent) LED power: 90 w solar panels to power: 200 w monocrystalline silicon high efficiency solar panel battery: 180 ah work mode: give work nine hours a night, 5 - rainy day 6 days the solar street light with different elsewhere is on the light pole with billboards, is in the middle of the industrial park of factory installed on the main solar street lamp, solar street lamp cost paid by industrial park property, cutting in advertising costs, play a dual role of the lighting and advertising, which have played an important role lighting, LED street lamps, and looking for a way out for the cost of the solar street light source, in the later maintenance, the cost is also derived from advertising. For a year, the benefit is good, can be in five years is expected investment recovered all solar street lamps, solar street lights maintenance will be collected by later of advertising expenses. Due to the effect of energy saving and cost savings of the solar energy, compared with the same brightness of high pressure sodium lamp, for the first time investment cost less than 10% of the general public power high-pressure sodium lamp, in the next five years to save electricity 80%, every five years you just need to replace a battery, battery costs only about 1. 5 years of electricity, so the return on investment is very high.