The Best Rated Smoke Detectors as Reviewed by Experts: Top-picks & Best Deal for you

Front Load Battery Compartment for easy battery replacement

Hush alarm control button silences nuisance alarms

9-Volt battery backup provides protection during power outages

Pre-stripped wiring harness with easy-off caps ensures quick installation

360° mounting bracket allows mounting from any angle

10-YEAR BATTERY LIFE: Equipped with a sealed 10-year lithium battery for continuous power with no replacement required during the 10-year life of the alarm; eliminates any worry about battery removal or unauthorized deactivation of the alarm

ACCURATE & RESPONSIVE: Adopts an enhanced photoelectric sensor which responds faster to all fire types in one alarm; provides the earliest possible warning of smoke or fire while minimizing false alarms

SELF ACTIVATION: This alarm will automatically activate when it is installed into the mounting bracket; the TEST/SILENCE button allows you to temporarily silence nuisance alarms, and the silence mode cannot be activated unless the unit is in alarm mode

AUTO-CHECK FUNCTION: Constantly monitors itself and quickly warns you of faults or a weak battery; clearly informs you of the working status of the alarm with its 85 dB alarm and 3-color flashing LED indicator

EASY INSTALLATION: Requires no rewiring; easy to mount on any wall or ceiling with the included mounting bracket, screws and anchor plugs

ASSURED QUALITY: Approved by the ETL and meets the UL 217 safety standard; comes with a 60-day money-back guarantee, a 5-year warranty, and lifetime customer support

Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire

Protects during a power failure - smoke alarm operates on one, 9-volt battery in the back of the unit

Whole home family protection - place 1 fire detector on each level of your home & in your bedroom

Test-Hush Feature - silences the unit for approximately 7 minutes

UL Certified, 3-year limited warranty

High Accuracy>>> Photoelectric smoke detector is small, but it is more sensitive to light smoke and slow smoldering fires and more quickly to warn you, keeping your home safe 24/7. Small size, DIA 3.3inch. If you have any problem with smoke detector, please contact us

Test Button>>> Test smoke alarm every week by pressing the test button in the middle of the cover for 5 seconds. Please change batteries when smoke detector inform low battery, smoke alarm “chirp” every 32 seconds and the red LED flashes at the same time

Easy Installation>>> Smoke alarm can be easily installed with mounting bracket. Not hardwired anymore and you can install it wherever you want, except bathroom and kitchen, keep 3 ft away from the kitchen, bathroom, or other high air flow areas

Sound & LED Warning>>> If fire alarm detects smoke or combustion particles in the air, it will sound in 85db and red LED will flash rapidly to remind every member to check. If fault, please clean dust or smoke inside smoke alarm with fan

Home Protection>>> According to US data analysis, a family fire begins every 38 seconds. The faster you know about the fire, the sooner you start moving your family, and the smoke alarm at work reduces the risk of home fire deaths by 50%

Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire

Protects during a power failure - smoke alarm operates on a 120V power source with 9V battery backup

Whole home family protection - place 1 fire detector on each level of your home & in your bedroom

Test-Hush Feature - silences the unit for approximately 7 minutes

UL Certified, 10-year limited warranty

REAL-TIME REMINDERS: You will receive a real-time notification on your smartphone whenever an alarm is triggered or any status is changed, making your life more convenient

SILENCE ALARM VIA APP: Allows you to temporarily silence any annoying alarms caused by kitchen fumes, smoking, etc. via the app; no more trying to push the silence button with a broomstick or with the help of a ladder, making it easier for the elderly and those with reduced mobility

FASTER RESPONSE TIME TO DANGER WITH LOUD 85 DB ALARM: Upgraded photoelectric sensor significantly increases the alarm’s sensitivity for a faster response time while minimizing false alarms; 85 dB alarm is loud enough to alert all members in the household

EASY INSTALLATION: Simply install the smoke alarm onto the ceiling where you need it (refer to the section Installation Positioning in the user manual), connect the device to the app, and the device is ready to use

SELF-CHECK FUNCTION: Continuously checks the battery status and Wi-Fi connection; if there is any problem with the self-check, you’ll receive a notification on your smartphone app immediately

Know from Anywhere: When one smoke detector is triggered, all wireless smoke detectors will sound, so you and your family can hear the alarm from anywhere in your home; an intelligent locating function allows you to quickly locate the source of the fire, giving you every extra life-saving second to control the fire or evacuate

Wide Coverage for Full Home Protection: Featuring a relay function that extends transmission range, this radio-interlinked smoke detector can be interconnected with up to 24 wireless alarms to create a smart home network with no blind spots, even on different floors or in the basement and garage

Easy to Install, Interconnect, and Operate: This mini smoke alarm can be quickly installed onto any wall or ceiling without hardwiring; simply press the test/silence button to interconnect your wireless smoke detectors (the alarms in one multi-pack have already been interconnected); easy to test the alarm regularly or silence false alarms (e.g., cooking fumes) with a simple push

5-Year Replaceable Battery & Self-Check: The battery operated smoke detector supports 5-year continuous use and can be easily replaced by yourself; a low-battery warning to let you clearly know when it’s time to replace the battery for safety

Worry-Free After-Sales Services: All X-Sense smoke alarms come with a 60-day money-back guarantee, a 5-year warranty, and lifetime customer support with one working day; clear, easy-to-follow instructions are included for convenience; feel free to contact us if you have any questions.

Keep your family safe with this battery operated smoke and carbon monoxide alarm; battery powered alarms provide continuous monitoring of CO and smoke levels, even if there's a power failure(Operated by 2 x 1.5V AA Batteries (not included)

2-in-1 Accurate, Reliable & Highly Sensitive Alarm: Equipped with both photoelectric smoke sensor and electrochemical CO sensor that work independently of each other; every second counts; detects both fast and slow-burning fires, and instantly notifies you when dangerous smoke or CO concentration is detected while minimizing false alarms; provides the ultimate protection from 2 deadly threats, all contained in 1 unit

Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85dB siren provides a clear, loud warning upon detection

Simple to Use: Test/Silence button enables you to test the alarm weekly, and to easily silence the alarm when false alarms occur; malfunction and low battery warnings allow you to easily know the working status of the alarm; in case of an emergency, an alarm tone of over 85 dB will sound throughout your entire home, instantly alerting the entire household, even those in sleep

Quick & Easy Installation with Guaranteed Quality: Product Dimensions: 4 * 4 * 1.5 inch, Requires no rewiring; easy to mount on any wall or ceiling with the included mounting bracket, screws and anchor plugs; certified to meet the UL safety standards for your peace of mind and absolute confidence in our product. you can get: 1. two detector alarms with Mounting bracket, 2. one manual, 3. four screws.