ProA great gadget that can alert you to accident blac...
ContraExpensive, Prone to false alarms (though these sti...
Prosimple installation, easy to use, detects all spee...
Contrableeps an clicks are annoying
ContraCheap build, doesn't do the job, very annoying!
Proalerts you to speed cameras from a good distance, ...
Contracan pick up signals from traffic lights, and a few...
ProEasy to install
ContraMistakes petrol stations for Gatsos