CCTV Cameras come in numerous designs from covert cameras to conventional camera housed witin a wide selection of enclosures to suit the required environment Monochrome CCTV cameras are used for extreme low light applications due to their ability to work in conjunction with infra red illumination Color CCTV cameras are used for the majority of applications and enable high quality images to be produced in a variety of lighting levels. Day/Night CCTV cameras use the technology from both monochrome and colour CCTV cameras by using colour during the day and switching to monochrome when the light drops below a pre-set level.