1.Privacy Protection This Anti spy detector adopts advanced German technology, and is specially developed for the market of various eavesdropping devices, car trackers, mobile phone undercover software, wireless pinhole cameras, surveillance cameras and other product markets. 2.Multiple detection modes It work for signal detection, magnetic field signal detection, camera detection, GPS device detection and flashlight auxiliary lighting, this hidden devices detector can accurately detect various eavesdropper radio frequencies from 1MHz to 8000MHz. 3.Pocket Size With compact size (1.9x3.9x0.6 inch) , it is easy to pack and take anywhere you go. So you can easily use in hotel, dressing room, conference rooms, workshop,residences and offices. 4.Built-in Rechargeable Battery The bug detecotr built-in rechargeable battery, you can this hidden camera detectors about 5-6 hours (the length of time depends on the use mode) NOTE: When searching for a car tracker, drive the car to a weak signal first, then turn off the device with a signal source such as a cell phone. 5.Easy to Use The vibration/sound mode can be switched by short pressing Mode key. Through our carefully crafted Mind Map makes it easy to use, even a novice can quickly master the use of the method.