Nest Protect sounds an alarm and sends a message to your Nest app when it detects that carbon monoxide levels become dangerous. Carbon monoxide becomes dangerous based on how high levels are in the air, and how long you’re exposed to those levels.
The danger of carbon monoxide (CO) depends on a number of variables like the amount of CO in the air, how long you were exposed to that level, and your health and level of activity. CO poisoning can result from being around high levels of CO for a short amount of time, or lower levels of CO for a longer amount of time.
Nest Protect alerts you when CO reaches emergency levels, so
When Nest Protect is sounding the alarm, CO has reached an
Nest Protect will send you a message in the Nest app telling you the approximate CO level that set off the alarm and how long it has been detected. The concentration of CO in the air is measured in parts per million (ppm).
After the event, Nest Protect will tell you the highest level of CO
After the emergency, this information can be used by a fire
Nest Protect is not a low-level carbon monoxide monitor and
Individuals with certain medical problems should consider
For further information, please consult a qualified medical professional or see the World Health Organization’s document on pollutants.