How can I tell if there are cameras when staying in a hotel room? I'm always sensitive.

Detecting pinhole cameras the most complete detection method

Pinhole cameras may be live streaming your privacy, what detection method is the most reliable?

Detector A: Detection signal type

Open the device detection mode, to detect, when the distance from the pinhole camera is very close, it will issue an alarm

But it may be affected by the router in the room, cell phones and other devices, so when using it, it is recommended to turn off the cell phone and router

Not useful for the local savings card type of camera

Detectability: 70% ? Recommended index ☆☆☆☆

Detector B: Strong light irradiation type

The device will emit a red light and irradiate the object, and if there is a camera, the human eye will see the reflective spot through the red lens

The pinhole camera in the closed state can also be detected

It is the reflective spot is relatively small, and you have to be very careful to see it

Detection Capability: 70% ? Recommended index ☆☆☆☆

Mobile phone:

Open the cell phone camera function, no infrared filter cell phone, can be detected, human eyes invisible infrared light

On the ordinary camera is invalid

Detection ability: 50% ? Recommended index ☆ ☆ ☆

This is currently on the market at present the most complete detection method, but I recommend that we still look for professional testing organizations to test, after all, there are blind spots

Once we found the pinhole camera, be sure to call the police the first time to let the police deal with it,

Remember: take pictures and leave the evidence Oh