Meet the Mic-Lock Hidden Camera Detector: an affordable tool that uses red LEDs to find spy cameras through reflections from their lens. The device has 12 super bright red LEDs and a 2.5″ infrared viewfinder. It is compact enough to fit in your pocket, so you can take it anywhere.
This gadget runs for 8 hours on battery. It weighs only 1.12 ounces. To get started, simply scan an area and wait to find the lens reflection from the hidden cameras around you.