Smoke & CO Detectors
Get the most out of your SimpliSafe system by getting answers to your questions and support for your devices.

Smoke & CO Alarm Listener
Get the most out of your SimpliSafe system by getting answers to your questions and support for your devices.
Smoke Detector
Get the most out of your SimpliSafe system by getting answers to your questions and support for your devices.
CO Detector
Get the most out of your SimpliSafe system by getting answers to your questions and support for your devices.
Smoke & CO Detector
Get the most out of your SimpliSafe system by getting answers to your questions and support for your devices.
Conversation List
Filter by
How To Replace Carbon Monoxide Detector Batteries
The CO Detector takes three (3) Energizer AA "UItimate Lithium" 1.5V batteries and has a life expectancy of 3-5 years depending on placement and usage. To change your CO Detector batteries, twist counter-clockwise to remove the device from its bracket. Avoid pressing the test button while removing i
Help Center Article
•
CO Detector
How To Replace Smoke & Carbon Monoxide Detector Battery
The Combination Smoke & Carbon Monoxide Detector takes two (2) CR-123A Lithium 3V batteries and has a life expectancy of up to 2 years, depending on placement and usage. To change your Smoke & CO Detector battery, twist it off its bracket and open the back panel. Then, replace the lithium batteries
Help Center Article
•
Smoke & CO Detector
How To Replace the Smoke and Carbon Monoxide Alarm Listener's Battery
The Smoke and Carbon Monoxide Alarm Listener takes one CR-123A Lithium 3 volt battery, and has a life expectancy of up to 3 years, depending on usage. To replace the Alarm Listener’s battery, twist it counter clockwise off its bracket to reveal its battery. Put in a new CR123A lithium 3 volt battery
Help Center Article
•
Smoke & CO Alarm Listener
Smoke and Carbon Monoxide Alarm Listener LED Status Light Colors
The Smoke and Carbon Monoxide Alarm Listener has several lights that reflect the status of the device. This guide will highlight the various colors and their meaning. Please note: To preserve the battery life of the Alarm Listener, there is no LED light to indicate that the device has a low battery.
Help Center Article
•
Smoke & CO Alarm Listener
How Does the Carbon Monoxide Detector Respond During an Alarm
When the Carbon Monoxide Detector detects particulate consistent with carbon monoxide, it will produce a siren as well as the following products: Base Station Extra Siren Wireless Outdoor Security Camera Outdoor Security Camera Series 2 Wireless Indoor Security Camera After the alarm has sounded two
Help Center Article
•
CO Detector
How Does the Smoke & Carbon Monoxide Detector Respond During an Alarm
When the Smoke & Carbon Monoxide Detector detects particulate consistent with smoke or carbon monoxide, it will produce a siren as well as the following products: Base Station Extra Siren Wireless Outdoor Security Camera Outdoor Security Camera Series 2 Wireless Indoor Security Camera After the alar
Help Center Article
•
Smoke & CO Detector
How to Reset the Smoke and Carbon Monoxide Alarm Listener
If your Smoke and Carbon Monoxide Alarm Listener encounters an error that cannot be resolved during normal troubleshooting, you may need to reset the device. To reset the Smoke and Carbon Monoxide Alarm Listener Remove the Alarm Listener from its mounting bracket by twisting it clockwise Remove the
Help Center Article
•
Smoke & CO Alarm Listener
