Abstract: A vehicle speed verification device includes a housing including a display screen for illustration a vehicle speedometer. The housing is electrically connected to a vehicle transmission and a vehicle speedometer. The display screen preferably includes a LED meter and a speedometer needle cooperating with the LED meter for indicating a vehicle speed. The device further includes a system for detecting when a speed-measuring device locks onto a vehicle and another system for concurrently determining a vehicle speed and displaying same when the detecting system sends a signal to the determining system. The detecting system may include a laser and a radar detector. The device may further include a system for printing the speed of a vehicle. Such a system is connected to a central processing unit and preferably includes a data system for printing time, date, month and year of speed verification.