There must be vibration option in it which will vibrate when it detects alarm sound could be dangerous in particular situation where u are as a spy working or something like that . however i love the concept of it that we can feel secure .

Secure your privacy

The special work of it will be when you are going to honey moon and you want privacy with this useful portable device you can easily detect the hidden cameras like they have installed in the room .

Disadvantage :

it can be used by thieves who want to rob without being seen in the hidden cameras because they would know wherever the cameras are .

This device discover hidden camera with a LED light flickers and an audible alarm sounds.
It can detect frequencies anywhere from 50 MHz to 3 GHz, picking up most wireless cameras.

having great frequency this is the most lovely and friendly device which will help out in many aspects .. So great hunt rem-steem Good hunt by you keep on hunting innovative products like this one .