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![My hotel room ceiling has 5 different attached things. I'm sure one is a smoke alarm and one is a carbon monoxide detector. What are the others? : r/whatisthisthing My hotel room ceiling has 5 different attached things. I'm sure one is a smoke alarm and one is a carbon monoxide detector. What are the others? : r/whatisthisthing](https://external-preview.redd.it/EujSLuIgT3S00UTZ-ZTl-viS_1uDpd92OtTnUGb_W-U.jpg?auto=webp&s=c4916d795707e1502ce4109a274898bc3321deb7)
My hotel room ceiling has 5 different attached things. I'm sure one is a smoke alarm and one is a carbon monoxide detector. What are the others? : r/whatisthisthing
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My smoke alarm has a steady green light, but every few minutes it flashes red. Is this correct? - Quora
![Hotels Use Fire Alarm Standalone Smoke Detector Cigarette Photoelectric Smoke Alarm Detector - China Smoke Detector Sensor and Smoke Alarm Sensor Hotels Use Fire Alarm Standalone Smoke Detector Cigarette Photoelectric Smoke Alarm Detector - China Smoke Detector Sensor and Smoke Alarm Sensor](https://image.made-in-china.com/155f0j00sIJfPRdMrpke/Hotels-Use-Fire-Alarm-Standalone-Smoke-Detector-Cigarette-Photoelectric-Smoke-Alarm-Detector.jpg)
Hotels Use Fire Alarm Standalone Smoke Detector Cigarette Photoelectric Smoke Alarm Detector - China Smoke Detector Sensor and Smoke Alarm Sensor
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![Somebody got so annoyed at the blinking lights in my hotel room's smoke alarm that he/she put band-aids over the lights. : r/mildlyinteresting Somebody got so annoyed at the blinking lights in my hotel room's smoke alarm that he/she put band-aids over the lights. : r/mildlyinteresting](https://preview.redd.it/z5rn3osoh7711.jpg?width=640&crop=smart&auto=webp&s=f787fe5ebc03ab28265dabb4117ce4d10a7c86ab)
Somebody got so annoyed at the blinking lights in my hotel room's smoke alarm that he/she put band-aids over the lights. : r/mildlyinteresting
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I found a suspicious new smoke detector in my apartment. How can I tell if it's a hidden camera? - Quora
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