Hidden Camera Detector for Personal Privacy Protection：The JMDHKK K20 features a powerful hidden camera detector that uses flashing red light and a special optical filter to visually reveal concealed lenses through light reflection. Whether you're staying in a hotel, short-term rental, or guest room, this camera finder helps you scan mirrors, smoke detectors, clocks, or power outlets for hidden cameras. A must-have for women, travelers, and professionals concerned about privacy. Bug Detector & RF Signal Scanner for Suspicious Wireless Devices：Equipped with RF signal detection, the K20 scans and alerts you to wireless audio bugs, Wi-Fi cameras, Bluetooth trackers, and other unknown RF signal sources. Protect your home, office, or car from potential eavesdropping and unauthorized surveillance with this effective bug detector and RF scanner. Detect Magnetic GPS Trackers Hidden in Cars：The K20 GPS Tracker Detector is equipped with a sensitive magnetic field sensor that can detect magnetized GPS tracking devices often secretly placed under car seats, dashboards, or vehicle chassis. This makes it an ideal GPS tracker detector for those concerned about being followed or monitored, including business professionals, drivers, and individuals seeking enhanced personal security on the road. All-in-One Camera Finder & Signal Detector: Combining multiple detection modes into one compact device, the K20 rf detector functions as a camera finder, bug detector, RF signal detector, and magnetic field scanner. Whether you’re traveling, working, or at home, it helps you detect threats and maintain your privacy wherever you go. Compact, Rechargeable & Easy to Use Anywhere: Lightweight and portable, the K20 bug detector fits easily in your pocket, purse, or glovebox. The rechargeable battery offers long-lasting protection on the move. Simple to operate – no technical skills needed. Ideal for hotel stays, business trips, rental inspections, or solo travel. Whether you're staying in a hotel, attending a confidential business meeting, or simply ensuring your car or home is free from unwanted surveillance, the K20 keeps you safe by detecting various hidden threats. ✅ 4-in-1 Advanced Detection Equipped with powerful detection modes, the K20 functions as a hidden camera detector, RF signal scanner, bug detector, and magnetic field detector. It detects wireless signals from hidden cameras, listening devices, wireless GPS trackers, and other suspicious signal sources. ✅ Find Magnetic GPS Trackers in Vehicles Use the sensitive magnetic probe to locate magnetized tracking devices discreetly attached to your car or personal items. ✅ Quickly Reveal Hidden Cameras Using a specialized red flashing LED and optical lens filter, the K20 helps you visually reveal hidden camera lenses through light reflection. Whether the camera is active or not, wired or wireless, this feature allows you to visually spot concealed lenses that may be hiding in hotel rooms, bathrooms, Airbnbs, or dressing areas. ✅ Stay Safe on the Go Ideal for business travelers, solo travelers, and women concerned about privacy during hotel stays, in public fitting rooms, bathrooms, Airbnbs, or rental properties. ✅ Lightweight & Rechargeable The sleek, pocket-sized design makes it easy to carry and use anywhere. Built-in rechargeable battery ensures you always have protection at hand.