Arrow Countdown Timer Traffic Light

1. Automatically dimming；High luminous output
2. Low power consumption Large visual angle；Long service life
3. Novelty structure,appearance beauty
4. Multi-layer sealed,water and dust proof
5. Unique optical system and uniform ill umination
6. Compatible with national standard GB14887-2011 and international standard
7. Advanced optical system combined with high bright LEDs to meet maximum requirement of light intensity and visual angle
8. Controlled by monolithic processor to completely synchronize with controller,and indicate red,yellow and green signal light correctly to guarantee traffic safety