The red and blue flashes at the hong shwe outdoor post, the red and blue light on the road, the traf

1. Work voltage: 12v, 24v, 220v available to customers
2. Installation: bolt fixed and magnetic insorption fixed select
3. Size: 80mm, 100mm, 12mm, 16mm. 18mm in diameter
4. Type: za-1108za-1101 za-1121za-1161za-1181
5. Light source: led and rotating light bulb
Colours: red, yellow, blue, green, options
7. The horn is available。