ProVida
ProVida is a series of mobile surveillance and speed limit enforcement systems produced by UK-based Petards Group. It was originally developed in 1986 by Danish company JAI A/S. Its first user was Rigspolitiet Denmark, the Danish national police force. Today ProVida recordings are accepted as proof in various jurisdictions including the United Kingdom. The latest iteration of the system, ProVida 4000, is available in more than ten languages. It consists of four components: Details of the user interface. There are several international variants for the "SPEED" counter on the camera: Versions. Early versions had the following display : The other variants were: and from 1994 onwards In 1996, a new version was launched, and this was in the format of By 1997, the screen was in a new format of: the "v" and "s" represent "vehicle" and "speed", literally. Foreign versions of the above were: where "h" is "egen hastighed", literally "own speed" in Danish.