Multi-purpose: This radio frequency detector can detect wireless signals ranging from 1 MHz to 8 GHz, including Wi-Fi, audio bugs, surveillance devices, magnetic fields, 2G/3G/4G mobile signals, and GPS trackers. Efficient: This device combines RF and infrared detection capabilities to locate hidden surveillance equipment—whether wireless or hardwired, even when powered off. Ultra-sensitive: Features 12 adjustable sensitivity levels for rapid room sweeps, helping prevent unauthorized monitoring, interception, or tracking. Privacy Protection: Ideal for use in dressing rooms, tanning beds, bathrooms, locker rooms, hotels, vacation rentals, and meeting rooms. Provides discreet alerts via vibration and LED indicator—no audible alarm. Lightweight Design: Compact and portable, weighing only 1 oz. Offers up to 5 hours of operation on a single charge.