How do you tell if your house has a hidden camera?
Turn on the flashlight and turn off the lights in your room. Pan the flashlight around the room. Go slowly and examine any suspicious positions from different angles. If you notice any reflective lights from an object, there might be a hidden camera there.
How do you tell if there is a camera in the room?
According to CNN, using your phone's flashlight may be one of the easiest ways to detect a hidden camera. All you need to do is flash the light against anything that looks abnormal including clocks and smoke detectors.
Do spy cameras make noise?
Hidden cameras are designed to be as discrete as possible, but many will still emit a slight sound when they are working. When the area of suspected surveillance is as quiet as possible, walk around slowly to listen out for any buzzing or slight clicking noises that might be coming from a hidden camera.