Solar flags are defined

Road studs is a traffic sign by the sign face, logo floor, solar panels, controllers, light-emitting unit (LED) composed of words and patterns passed warnings, bans, instructions to drivers and pedestrians to management of road traffic safety facilities. During the day the solar panels absorb sunlight, the solar energy into electrical energy stored in the energy storage device, in the evening, the energy storage device is automatically converted into light energy (through the photoelectric switch control), light emitted by LED to outline pattern profile convey traffic information. It gives the exact road users to road traffic information, road safety so smooth, a matter of life and property safety of drivers and pedestrians, is an indispensable traffic safety ancillary facilities.