How do speed detection devices confirm the identity of a vehicle?

Speed detection devices confirm the identity of a vehicle primarily by cross-referencing recorded speed with license plate information. When a speed detection device captures a vehicle's speed, it often integrates technology that can also read or log the vehicle's license plate. This capability allows law enforcement to not only identify the speed of the vehicle but also to correlate it with the registered owner and any pertinent information regarding the vehicle itself.

This cross-referencing is essential for enforcement purposes, as it enables officers to confirm whether the speeding vehicle has any outstanding violations or if it is associated with a particular individual or entity. The integration of speed data and license plate information creates a comprehensive workflow for validation and legal accountability.

Other methods, such as checking a driver's ID or relying solely on visual identification, do not provide the technological backing or reliability that speed detection devices offer in confirming a vehicle's identity. Likewise, GPS tracking serves a different purpose and is not specifically a function of primary speed detection methods. Thus, the most effective and verifiable method provided in the choices is the cross-referencing of recorded speed with license plate information.