The wigwag traffic signals comprise of one amber and two red ultra-bright LED clusters mounted inside a lightweight aluminium casing with a variable adjustment mounting bracket. The casing displays a black backing board with reflective red and white border in accordance with the Highways Agency standard for Diagram 3014 of the TSR&GD 2016.

On activation of the supply current to the lamps, the wigwag controller shall begin the lighting sequence of the amber light and red signals, which alternately flash. It is the perfect LED alternating display sign suitable for Highways, Waterways, Wig-Wag, Level Crossing and Fire Station applications.