20243*Professional Modes1. Magnetic Field Detection to find the unwanted widely used magnetized GPS trackers. 2. Camera Lens Finder & Camera Detector to spot the hidden pinhole camera by a simple visual inspection via infrared laser scanning. 3. RF Signal Detection to detect active RF bug transmitters like transmitting camera,GPS tracker,wireless audio bug. Upgraded Smart Chip & User Friendly OperationsDevice to find hidden camera ,designed with the advanced smart chip,is more technical in every function,but easier in using. Following the instructions step by step,this hidden camera finder will be a considerate helper for you. Wide Frequency Range The detection frequency range is 1MHZ~8GHZ; Is able to detect modern communications, including GSM, 3G, 4G, 5G, Bluetooth and Wi-Fi 2.4G and 5.8G 2 working modes: Sound and Vibration. 6-Levels adjustable threshold,Large range of frequency detection. Portable &