1. It has the automatic detection function,the main device can be carried around,when an environment has an eavesdropping device 2. The pinhole camera, the casina fraud devices and so on; The main device will automatically alert to indicate danger. It can effectively prevent eavesdropping, candid photos and personal privacy leaks. 3. It has signal strength display indicator,so the source can be quickly found. 4. The sensitivity can be changed by altering the potentiometer.(increase sensitivity, widen detection range, reduce sensitivity, shorten detection range, and identify radio wave sources faster.) 5. Laser detection: You can see through the host window, all the camera lenses in the line of sight. It can wirelessly sweep:frequency detection range(1MHZ-6.5GHZ). Low voltage prompt function, built-in rechargeable battery.
