Portable & Durable: The hidden camera detector is made of advanced PC material, small in size (5*0.98*3.1 inches) and light in weight (33.5g), very easy to carry and use. You can use it in conference rooms, bathrooms, hotels, rental houses, offices and many other places to protect your personal important information. 4 Professional Modes: Camera detection, wireless signal detection, 4G signal detection mode, camera detection mode, full-band detection mode. Effectively detect wired and wireless cameras, GPS locators, etc.Wide frequency range: 100MHZ-2.7G range signal detection, detection range 5cm-15m. Scanning speed 1500 times/second. Infrared Optical Signal: Signal detection without omission, infrared detection can accurately detect all cameras, including dormant cameras and non-infrared fill-in cameras that cannot be detected by ordinary detectors