These top picks were chosen alongside feedback from a master electrician and former volunteer firefighter
The display shows both current and peak levels of carbon monoxide and explosive gasses. In addition to a button on the monitor, you can configure a remote to silence it.
The monitor hangs off a lanyard so it’s easier to keep track of. In addition to carbon monoxide, the screen displays the temperature and humidity level.
This monitor detects both carbon monoxide and smoke, and also acts as a nightlight. When something is wrong, you’re alerted via pulsing light, voice announcement, and phone notification.