Present problems of the traditional street lamp is installation project is complex, the need of electricity is very expensive, and is a traditional street lamps in the maintenance of some maintenance work on the big, high technical requirements, and maintenance cost is relatively high, lead to the follow-up maintenance work not well, so that ordinary street lamp was no longer popular, and for the use of solar street lamps, is people are optimistic about its prospects for development. Is a kind of intelligent control street lamp, solar street lamps can perform automatically according to daylight and dark bright lamp lights went out, without external power supply directly absorbed light is converted to electricity use, make its installation is simple and convenient, as for the solar street lights maintenance and repair, is a basic need not, is also a zero cost in terms of cost, so the solar street light is not very expensive. Why don't solar street lights maintenance cost? The reason is that the solar energy street lamp manufacturers provide solar battery performance is very good, can do 10000 times charging and discharging, won't make solar street lamp brightness is low or not bright, and solar street lamps using LED light source has a high heat capacity, long service life.