This is a 3-in-1 multi-functional RF bug detector and counter surveillance tool designed for comprehensive security in your personal and professional spaces. Some key features features: Key Features: Triple Threat Detection:  RF bug detector, providing three essential options for bug device detection: RF Signal Detection: Locates wireless bugs. Magnetic Field Detection: Reveals magnetic GPS trackers. Hidden Camera Lens Detection: Identifies wired or wireless cameras. Versatile Detection Capabilities: Detects radio waves and magnetic fields. Identifies hidden wired or wireless cameras. Pinpoints 2G/3G/4G mobile phone SIM card errors and GPS locators. Reveals 1.2GHz/2.4GHz/5.8GHz wireless hidden cameras, pinhole cameras, spy cameras, IP cameras, webcams, monitors, microphones, listening devices, and surveillance devices. Magnetic Field Probe: Equipped with a magnetic field probe for detecting magnetic GPS trackers, GPS locators, and hidden audio or video bugs magnetically installed in your vehicle. Electromagnetic Radiation Detection: Identifies electromagnetic radiation leakage from microwaves. User-Friendly Design: Elegant and sleek design with one sensitivity dial and two buttons for easy operation. Adjustable sensitivity to customize detection range based on your environment. Visual and Auditory Alerts: Light alarm with colored LEDs indicating signal strength (green for low, yellow for medium, red for high). Sound and Vibration Alarm: Automatic alerts at level 7, progressing to continuous alarms when blocking an RF source. Long Battery Life: Powered by a lithium polymer battery for 5-8 hours of continuous use. Lasts for months on standby, eliminating the need for frequent charging. Compact and Portable: Small size and lightweight for on-the-go convenience. Easily fits into your briefcase, travel bag, or suitcase for discreet and portable use.