‎Smoke Detectors | SimpliSafe Help Center
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Smoke Detector Installation Guide

The Smoke Detector alerts you at the first signs of smoke. Use this guide to install your Gen 3 SimpliSafe Smoke Detector.

install/set up

Help Center Article

 • Smoke Detectors

How to replace batteries in SimpliSafe Devices

With the exception of the Base Station, SimpliCam Indoor Camera, and Key Fob, all of the components for our latest SimpliSafe have batteries that can and should be replaced periodically.

battery/power

Help Center Article

 • Entry Sensors

How do I install my Sensors by screw-mounting?

Congratulations on your new SimpliSafe system! Before installing your sensors, you'll need to install your core devices, such as your Base Station and Keypad. Then, you can install your sensors with the included adhesive strips, or by mounting them with screws.To screw-mount your sensors:Take o

install/set up

Help Center Article

 • Entry Sensors

How do I activate the batteries in my SimpliSafe sensors?

You will need to activate batteries for each component before using your system. To activate batteries, simply pull on and remove the white protective strip from each component.

install/set up

Help Center Article

 • Entry Sensors

What is the expected battery life of Original SimpliSafe devices?

Does your Keypad look like the one pictured to the left? Then you're in the right place! You've got the Original SimpliSafe system. If you purchased a new system in 2018 or later, you likely have the Gen 3 SimpliSafe. Click here to view the article for the Gen 3 SimpliSafe. If you're not certain whi

battery/power

Help Center Article

 • SS2 System

How long do the batteries last, and what type do my devices use?

The battery life for our components varies slightly by system version and component type. For our latest SimpliSafe: ComponentBattery/Batteries UsedBattery Life ExpectancyBase Station4 NiMH rechargeable AA 1.2V*N/AEntry Sensor1 CR-2032 Lithium 3VUp to 10 yearsMotion Sensor1 CR-123A Lithium

battery/power

Help Center Article

 • Base Station

How do the Smoke Detectors work? How do I prevent false alarms from my Smoke Detectors?

SimpliSafe's Smoke Detectors use photoelectric sensors, meaning they detect smoke through the distortion of a light beam inside the detector. Photoelectric smoke detectors will detect smoke faster than other detector types but can occasionally result in a false alarm. False alarms often occur w

install/set up

Help Center Article

 • Smoke Detectors