The 10 Best CCTV Testers
A CCTV tester, also known as an LCD field monitor, is one of the most valuable tools a professional technician can have when installing or maintaining a video surveillance system. These devices allow you to quickly change the angle, image quality, and focus of a camera, as well as perform cable and ping tests, saving you time and effort on the job. When users buy our independently chosen editorial picks, we may earn commissions to support our work. Skip to the best cctv tester on Amazon.