common enclosure;electrostatic painting; LED is imported
Viewing distance: readable in 1-2 km in the daytime, 300m when opening
Display unit: super bright LED
Color: black background
power supply: AC22010%
output mode:
　　A. controlled by the controller
manufactured by our company
　　B、controlled by the traffic
controlling machine
　　C、directly controlled by AC220
Suitable for highway toll stations, bridges, tunnels, etc. to indicate the driveway condition. It can supply 24-hour service, submergible, dustproof and resistant to high or low temperature.