How do you tell if a light bulb is a camera?

How do you tell if a light bulb is a camera?

LOOK FOR IR SIGNALS Many cameras have an infrared LED bulb on them to illuminate a room outside of the visible light spectrum. These LEDs can emit a faint reddish glow in low- or no-light conditions — if you notice an odd glow, it might be coming from a hidden camera. Jun 29, 2018

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