This thing in my dorm commons, it blinks green on the left and red on the right and I've been trying to figure out what it's purpose is for a week now :
Halo+ smoke detector keeps up with the Nest Protect - CNET
Sleep Deprivation: That Light In My Face At the Hotel
Photoelectric Smoke Detector P12040 | Kidde
What is this? Is it the CO2 detector or smoke alarm supposed to blink green several times and then red. Over and over again? Staying at an AirBnB. I'm hoping it's not