Smart-plate / Warning triangle

When a car is out of order, a driver should put up the warning triangle behind of a car. To set up the warning triangle, the driver open the trunk and get a triangle, and set up the warning sign. These process is very inconvenient and dangerous because the driver is exposed to traffic accident.
Smart plate can resolve these problems. By controlling the smart plate with smart phone, driver don’t get out the car and set up the warning triangle. So driver can inform other people of malfunction of the car easily. Also, this product is installed behind of number plate. It is not a danger to theft.