In the face of the continuous development of solar energy technology, rural solar street light is becoming more and more affordable price, rural installed solar street lights to reduce the cost of rural to implement low cost lighting at the same time. So there's more in the construction of new rural roads will install and use rural solar street lamp, but rural solar street light is also need to remember some of the installation requirements, can improve its lighting effect. In rural install solar street lights, it's the Angle of lamps and lanterns should not be more than 5 & deg; , increase the elevation of lamps and lanterns, although will add to the amount of reach the opposite side of the road lighting lamps and lanterns, but the road surface brightness is not increased significantly; Special way conventional lighting lamps and lanterns to decorate a few basic rules using conventional lighting system should meet the requirements, on the corner, if the Angle is too large, lamps and lanterns can increase the likelihood of glare, light pollution will increase. So the elevation Angle of lamps and lanterns also should be limited. And rural solar street lamp is installed in a dangerous place or maintenance seriously impede traffic, nor be leaves solar irradiation, affect the solar panels to accept the illuminate of sunshine, to the normal rural solar street light can't light.