Road Angel Gem+ is a standalone GPS camera and accident blackspot locator. Uses the latest global positioning satellite technology to give you audible and visible alerts and you approach hazardous section road:
Mobile roadwork cameras
Average speed monitoring zones: Uses Navteq to have an on-board speed limit library. This is presented in the bottom left of the screen.
Mobile safety vans
Mobile laser guns
Primary schools, congestion charging zones and unprotected level crossings
The following diagram shows these functions: