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.
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How to Find the Serial Number for Your SimpliSafe® Device or Camera
During troubleshooting or for account verification purposes, you may be required to identify the serial number for a product within your system. You can easily find the serial number for your devices or cameras within the SimpliSafe® Mobile App. Locating the Serial Number for your Base Station in th
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Product Support
How To Replace Smoke Detector Battery
The Smoke Detector takes a single Panasonic CR-123A Lithium 3V battery and has a life expectancy between 3-5 years depending on usage. To change your Smoke Detector battery, twist it off its bracket and open the back panel. Then, replace the lithium battery and put the device back in place.
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Smoke Detectors
Smoke Detector Installation Guide
Overview The Smoke Detector alerts you at the first signs of smoke. When smoke is detected, the Smoke Detector will trigger a system-wide siren, whether or not your system is armed. You should place Smoke Detectors near sleeping areas and make sure that one is on every floor within your home. To avo
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Smoke Detectors
Smoke Detector LED Status Light Colours
The Smoke Detector has several light states that reflect the status of the device and change with the presence of smoke within your home. This guide will highlight the various indicators and their meanings. IndicatorMeaningRed flashing light every 5–6 minutes and no soundsNormal.Red flashing light e
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Smoke Detectors
Testing the Smoke Detector
Test Mode is a great way to test the connection between your Base Station and other sensors. We recommend periodically placing your system into Test Mode to ensure that your sensors are still communicating with the Base Station without any errors. Placing Your System Into Test Mode Disarm your syste
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Smoke Detectors
How Does the Smoke Detector Respond During an Alarm
When the Smoke Detector detects particulate consistent with smoke, it will sound the alarm to notify you of the potential hazard. After the alarm has sounded two things will happen at once, depending on your monitoring plan. App users will receive a Push Notification, and Emergency Contacts will als
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Smoke Detectors
What is the Constant Yellow Light on the Smoke Detector?
The Smoke Detector features a Tamper Switch, to make sure that the device is properly secured into its mounting bracket. It’s a small button on the back of the unit that is normally held down by part of the mounting bracket. When it is not held down properly, you will get a warning signal: Smoke Det
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Smoke Detectors
