How far can police radar speed?

Detection range can be as low as 100 feet or less to over a mile . A radar may track a distant large vehicle instead of a closer small vehicle without any indication to the operator which vehicle the radar is tracking.

Are police radar detectors legal in New Zealand? Unlike most states in Australia, the use of radar detectors in New Zealand is completely 100% legal .

Police cars Officers spotting a speeding car might follow it, and using an in-car camera system, they are able to record your speed , then pull you over if you’ve exceeded the limit.