3D / Road Warning Signs

3D Road Warning Signs is a warning device to ensure the safety of the broken-down car and its driver. In a traditional condition, when a car breaks down, the driver needs to set up the warning sign 50-100 meter behind the car manually, which is a quite dangerous process.
3D Road Warning Signs device can project a warning sign on the street through its laser projector in a form of 3D street painting,

which looks like a real warning sign from 150 meters behind the broken-down car.