The high-definition portable radar velocimeter adds a camera screen display to the instrument, and adds a mesh outlet. The operation is simple and clear. At the same time, the design of high-definition portable radar velocimeter is more simple, portable and flexible. The system uses high-precision flat-panel matrix narrow-wave velocimetry radar detection, high-definition CCD industrial camera capture pictures, control capture host, Synchronous Intelligent anti-glare patch lamp (optional), backup power battery power supply and wireless transmission download (optional). (2) Technology, such as radar speed forensics, photography, can automatically capture illegal speeding vehicles, can adapt to a variety of bad weather and night work all-weather working mode, can be on the road to combat illegal speeding.