Wireless Signal Detector with LED Display: Bug GPS Radar Radio Scanner Finder with Wireless Signal Alarm Device. Automatic Detection: Accurately identifies eavesdropping devices, tracking devices, car trackers, wireless cameras, wired cameras, power supplies, etc. Effectively prevents eavesdropping, video surveillance, fraud, and protects personal privacy and confidential information. Signal Strength Indicator: Quickly locate the signal source. The host window allows you to see the current situation against the camera lens. Adjustable Detection Sensitivity: Increase sensitivity to quickly identify waves at the source. Detection range: 10 cm to 10 m. Wireless signal detection range: 5 cm to 10 m. Detection Modes: Probe, Vibration (silent), Sound detection. Wireless Scanning: Detects all frequencies including GSM, WiFi, Bluetooth, FM, VHF, UHF, and 900/1200/2400 wireless signals. Detectable RF frequency range: 1 MHz to 6500 MHz.