Nissen Portable Traffic Lights are available as timer operated or vehicle activated with QH or LED lights.

Hardings are the New Zealand distributors for Addco including their Brick System - the most versatile VMS system on the market.

The AWVMS, as defined by NZTA is actually made from 4 separate components.  These are Xenon warning lights, Advance Warning VMS, VMS Sign (made up of a graphics area and text area) and the base panel.