light color is uniform, without aperture, big light angle, precision, and heng constant-current drive, current wave not more than + 3%, long life span, high color showing, energy saving, environmental protection, high brightness, high stability, easy to install, can be widely used, low failure rate,greatly reduced the costs of installation and maintenance of street lamps, is the ideal replacement of traditional lamps.Our products have  advantages, can cooperate with solar energy, wind energy