This product uses passive wireless frequency scanning to detect eavesdropping devices, tracking devices, hidden cameras, and electrical radiation sources, effectively preventing privacy breaches. Key features include a portable anti-spy, anti-eavesdropping, and anti-tracking detector with automatic alerts, six signal strength indicators, and adjustable sensitivity. It offers multiple detection modes: laser, vibration, beeping, LED signal display, and silent detection with a headset. It detects Wi-Fi hidden cameras and radio wave devices across a full-band range, with a low voltage prompt and built-in rechargeable battery. Specifications include sound alarm mode, type-C charging, 1-12000 MHz detection frequency, and a 0.1-10 meter working range. The package contains the detector, USB cable, and an English user manual.