Protect Smoke and CO Alarm
Once they are up and running, Nest’s Protect Smoke and CO Alarm offer a host of convenient features that keep customers happy.
The Nest Protect Smoke and CO Alarm excels in build quality and feature set, with the ability to test the alarms easily via a smartphone app once they are connected. You can also control the devices, which last for 10 years, with the app which makes silencing alarms an easy prospect.
Setup can be a bit difficult with this thermometer. While its smart features make it a fan favorite, making the initial connection to your network can be painful, particularly if you’re using the smoke and CO alarms with Apple products.
CO Detector and Meter
Sensorcon’s CO Detector and Meter is well-built and can stand up to heavy use, but it’s not the most accurate device on the market.
This CO detector and meter is made to last, with its rugged housing and waterproof design making it a viable tool in a variety of situations and locations. It’s also easy and quick to use.
Some reviewers noted that Sensorcon’s CO Detector and Meter doesn’t seem to be accurate, with some customers claiming that two of the same model read significantly different numbers while sitting right next to each other.
Dual Power Plug-in CO Alarm
An affordable CO detector with a dual-power build, First Alert’s CO alarm offers good functionality with a few design flaws.
With a simple plug-in design that requires no mounting, First Alert’s Dual Power Plug-in CO Alarm is easy to set up and install. It also holds batteries as an alternate power source, meaning that you’ll be protected even if your power goes out.
This model can be a bit unbalanced, with reviewers noting that it can rather easily fall out of outlets and end up on the floor. Its battery door was also critiqued as being “flimsy” and easily broken.
Battery Power, Digital Display CO Alarm
Kiddie’s CO alarm offering has a great price but a number of quality control issues that might make it a risky buy.
The Kiddie Battery Power, Digital Display CO Alarm installs easily and offers accurate readings – when it works.
This particular Kiddie CO Alarm seems to have some quality control issues, with many reviewers reporting that their unit was either DOA or died shortly after arriving. The replacement units typically functioned well, but it’s concerning that so many customers received faulty products.
Battery-Operated, Digital Display CO Alarm
Kiddie’s Battery-Operated, Digital Display CO Alarm is a well-designed unit with a small footprint.
The Kiddie Battery-Operated, Digital Display CO Alarm is offered at a great price point and offers plenty of features in a small package. The alarm itself is also loud enough that you won’t have to worry about missing it.
The unit seems to have a high threshold for CO detection, which means that it might not detect very low concentrations. Some reviewers have noted that it doesn’t seem as sensitive as other models.