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The front cover design of the alarm may vary but product function remains the same

This device is certified to work with Ring; Requires Ring Alarm Base Station to Work with Ring. Enjoy improved compatibility, easier setup and a seamless in-app experience.Temperature Range: 40°F (4°C) to 100°F (38°C). Humidity Range: 10% to 95% relative humidity (RH)

Receive real-time notifications in the Ring App when smoke or carbon monoxide is detected. Do not insert the batteries into your First Alert alarm until prompted by the Ring app

Certified to work with smart home systems such as Ring Alarm Base Station, Samsung SmartThings, and Nexia Home Intelligence when connected to a Z-Wave Plus gateway hub (sold separately; Not compatible with Wink or Onelink)

Help keep your family safe with this battery-powered smoke detector and carbon monoxide alarm; includes 2 AA batteries

The Z-Wave Plus with Smart Start feature allows a faster and more intuitive connection of device to hub and on-boarding via QR code scan located on device

Photoelectric smoke sensor helps reduce false alarms caused by cooking or shower steam

Includes an 85-decibel horn, single test/silence button, side access to a tamper-resistant battery door, and pins that lock the alarm to the mounting bracket

2-in-1 Protection: Equipped with photoelectric and electrochemical sensors to protect your home from 2 potentially deadly threats

Lower False Alarm Rate: Built-in premium sensors can use two wavelengths of light to detect smoke generated by rapid combustion and smoldering fires and reduce false alarms from cooking moisture

Longer Battery Life: This smoke and carbon monoxide detector features 10 years of battery life, saves you the worry of changing batteries frequently

Visible LCD Screens: Separate smoke warning and carbon monoxide warning with a graphic friendly to the elderly and children. Also it displays a real-time smoke and CO concentration clearly

Easy to Install: The included wall plate fits most smoke detectors on the market, no need to re-drill holes, simply rotate the alarm to mount on the plate and you are ready to go

Combo smoke detector/carbon monoxide alarm detects two threats

Electrochemical CO sensor alerts you to carbon monoxide danger

Photoelectric sensor detects smoke while minimizing false alarms

Battery-operated unit installs quickly and easily without an electrician，A single button tests the unit or silences the alarm. Low battery signal mute, quiets low battery signal for up to 8 hours

ARRANTY AND SERVICE: Our products provide after-sales service. If you have any questions about our products, you can contact us, we will reply to you as soon as possible within 24 hours

Combo smoke detector/carbon monoxide alarm detects two threats

Electrochemical CO sensor alerts you to carbon monoxide danger

Photoelectric sensor detects smoke while minimizing false alarms

Battery-operated unit installs quickly and easily without an electrician，A single button tests the unit or silences the alarm. Low battery signal mute, quiets low battery signal for up to 8 hours

ARRANTY AND SERVICE: Our products provide after-sales service. If you have any questions about our products, you can contact us, we will reply to you as soon as possible within 24 hours

First Alert BRK Precision Detection advanced sensing technology reduces cooking nuisance alarms and delivers early warning

Wirelessly interconnects with most First Alert and BRK alarms so when one sounds, all compatible alarms sound to provide an early warning

Voice & location alerts tell you what the danger is and its location

Test/Silence button allows for efficient testing and temporarily silences alarm for up to 8 hours

End-of-life warning lets you know when it’s time to replace the alarm

Instant alerts - even when you’re not home - Get alerted to dangerous levels of smoke or CO in your home in real time on your phone with the SimpliSafe app.

Protected by professionals, 24/7* - With the Gen 3 SimpliSafe security system, the Smoke & Carbon Monoxide Detector alerts our 24/7 professional dispatch whenever there’s a threat to your home, ensuring fast emergency response. *Emergency dispatch is available with select monitoring plans.

2-in-1 hazard detection - The combined smoke and CO detector senses dangerous levels, so you cut down the number of sensors you need to keep your family safe.

Ignores burning food - This detector is engineered to tell the difference between dangerous smoke and burning food, so it can tell when it’s an actual emergency.

Built-in internal siren - This combination detector features a built-in siren and will trigger the siren in the Base Station as well.

Early warning notifications - Receive an early warning through the Base Station if smoke is sensed in your home.

Thoughtful system notifications - Always stay in-the-know with detailed information about your home’s status sent straight to your phone. And daily system checks make sure the detector is working properly.

Setup in minutes - You don’t need any wiring to set it up. Just screw the wall anchor to your ceiling and snap the detector into place.

Long lasting battery life- Your SimpliSafe security system will let you know when it needs changing.

Designed to work with the SimpliSafe Gen 3 security system

2-IN-1 ACCURATE, RELIABLE & HIGHLY SENSITIVE ALARM: Combination smoke detector and carbon monoxide detector can sensitively detect the threat of these two gases.

SOUND AND LIGHT ALARM: When a dangerous level of carbon monoxide is detected, the red light will flashes and a loud alarm pattern will sound---Loud 85 decibel carbon monoxide alarm with red light flash to protect your family's life and property safety from CO detector.

APPLICATION CO DETECTOR PLACE: This carbon monoxide detector suitable for all place where it is possible to produce carbon monoxide, such as your home kitchen, bedroom, bathroom, hotel, or you are in the barbecue time, your parking garage.

ENERGY SAVING: Operated by 3 AAA Batteries, You can hear the alarm when the power is low, don't worry about when to replace the battery.

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

𝟮 𝗶𝗻 𝟭:Our carbon monoxide detector with its 2 in 1 functionality, this device not only detects carbon monoxide but also serves as a smoke detector, offering comprehensive protection against both fire and carbon monoxide hazards.

𝗗𝘂𝗮𝗹 𝗛𝗶𝗴𝗵 𝗦𝘁𝗮𝗯𝗶𝗹𝗶𝘁𝘆 𝗦𝗲𝗻𝘀𝗼𝗿𝘀:High reliability.High sensitive CO sensor,MCU processing adopted.The carbon monoxide detectors, equipped with dual high stability sensors, these detectors offer enhanced sensitivity and accuracy, ensuring prompt detection of any potential threats.

𝗟𝗖𝗗 𝗗𝗶𝗴𝗶𝘁𝗮𝗹 𝗗𝗶𝘀𝗽𝗹𝗮𝘆: The LCD screen provides clear and easy-to-read information, allowing for quick and convenient monitoring of carbon monoxide levels.

𝟴𝟱 𝗱𝗕 𝗔𝗹𝗮𝗿𝗺 :Smoke and carbon monoxide detector,with battery.The carbon monoxide detectors are designed to provide reliable and accurate detection of carbon monoxide,suitable for various places.Loud alarm signal exceeding 85dB in alarm mode.

𝗘𝗮𝘀𝘆 𝘁𝗼 𝗜𝗻𝘀𝘁𝗮𝗹𝗹 :Featuring an easy installation process, these carbon monoxide detectors can be effortlessly mounted on walls or ceilings, providing peace of mind and protection.

2 in 1 Technology: Adopting SMT manufacturing technology, high quality and reliability, 2-in-1 alarm, detecting smoke and carbon monoxide .

Sound & Flash Alarm:When the carbon monoxide detector detects an abnormality, the alarm sound is greater than 85 decibels, and the red LED light flashes.

LCD Situation: When the detector does not detect a value, the green light flashes every few seconds, and the LCD screen remains static, only displaying the value in case of emergency alarm.

Easy Install and Test button:The wireless design is easy to install, and the testing button can test the electronic circuit, buzzer, and battery function of the device.

Multi Scenario Use: This carbon monoxide detector is widely used in indoor environments that release carbon monoxide or are prone to ignition.

Provides protection from fire and carbon monoxide in one unit with Photoelectric sensor.

Fire warning - The red LED will flash and be accompanied by three long alarm beeps followed by a verbal warning message “Fire Fire” The alarm will repeat pattern until unit is reset or smoke is eliminated.

Carbon monoxide warning - Four short alarm beeps followed by a verbal warning “Warning, Carbon monoxide” This continues until the unit is reset or the CO is eliminated.

Low battery warning - One chirp followed by warning “low battery”. The red LED light will flash. This pattern will continue every minute for the first hour. After the first hour the red LED light will flash once every minute accompanied by the chirp sound. The “low battery” warning will only sound once every fifteen minutes. Voice Hush Indication: “Hush activated” and “Hush cancelled” voice announcement

Alarm memory - The green LED will blink once every 16 seconds to alert a user when the unit has alarmed for smoke or has detected a concentration of CO. If the alarm has detected a CO level of 100ppm or greater, when the test/reset button is pressed the unit will announce “CO previously detected”. If the alarm has detected abnormal levels of smoke since its last test, it will produce three rapid beeps.

AC-Wire with battery backup, An included 9V battery protects during short-term power outages

Front-loading battery with unique battery door design

Voice warning with green and red LEDs

Photoelectric smoke sensor – May detect visible fire particles associated with slow smoldering fires sooner than an ionization sensor.

Tamper resistant