The THIN-DOLLY portable speed display is a small wheeled trolley equipped with a battery and a speed display. It can be used by the school crossing guard as a tool to calm traffic. The yellow structure installed in the center of the track has the effect of narrowing the passage which also encourages drivers to slow down. The THIN-12 screen is solid amber and without pictograms to program which makes the product extremely easy to use.

• Great Traffic Calming Tool
• Increases Safety in School Zones
• Easily Moved by a Single Person