r, r: >The light source adopts imported ultra-brightness, the lamp shell is injection molded with one-time engineering plastic (), and the diameter of the light-emitting surface of the lamp panel is . The lamp panel can be arbitrarily combined and installed horizontally and vertically, and all technical parameters comply with B standards
< . : , r, r lamp surface diameter
< . : , r, r .>Color: red, yellow, green
< . : , r, rWorking power supply:
< . : , r, r Ambient temperature + degrees Celsius
< . : , r, r Relative humidity: not greater than %
< . : , r, r Reliability: B greater than hour
< . : , r, r Motor vehicle arrow combination light features: low power consumption, novel structure, beautiful appearance, large viewing angle, long life, multiple seals, waterproof, unique optical system, uniform chromaticity, long viewing distance
< . : , r, r
Combined traffic lights