In terms of the current LED solar street lamp products, the structure is relatively simple, which will save time in the installation, and the use is also from the perspective of the application of specific road lighting. When dealing with the maintenance conte···

　As a kind of the third generation light source, the performance index of LED includes the optical and electrical parameters of electric light source. Electrical parameters are voltage, current and power. Because LED is driven by DC, and both voltage and curren···

　In recent years, building a smart city and promoting the development of cities and towns have been included in the important work of the state. According to the super smart city report, more than 1000 smart cities have been launched or are under construction i···