It looks like the technology used by police and fire officials that makes traffic lights turn green when they are approaching in the case of emergency. Government officials fear that these devices, which can cost as much as $1,000 USD (or $200 for cheap knockoffs), are starting to fall into the hands of your common civilian. There has been a rise in the sale of these devices on the Internet. While the sites claim that they sell them to make it easier for places like volunteer firefighting squads to acquire them, there is no prerequisite anyone needs to meet in order to purchase a traffic light changer. It is illegal for a civilian to use one of these devices, but officials are pushing to make it illegal to even have one in your possession.

Read More | KRT Wire