Bestseller No. 1
Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Battery Operated , White - S3000BWES
- Smoke detector and carbon monoxide detector that speaks up in a friendly voice to give you an early warning when there's smoke or CO in your home
- Split Spectrum Sensor looks for both fast burning and smoldering, and tells you where the danger is
- Get phone alerts so you know something's wrong even when you're away from home
- CO detector looks out for carbon monoxide and tells you where it's located
- With App Silence you can silence the smoke alarm with your phone in the Nest app when there's only a little smoke
Bestseller No. 2
Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Wired, White
- Phone Alerts: Nest Protect sends you a message when there's a problem or the batteries run low.
- Smoke and CO Locator: Nest Protect speaks up if there's smoke or CO and tells you where it is so you know what to do
- Detects CO: Carbon monoxide is an invisible poisonous gas. Nest Protect tells you where it's hiding.
- A Light in the Dark: Usually Nest Protect has its light turned off but when you walk underneath it Pathlight can light your way.
- Fast Detection: Every second counts. The Split-Spectrum Sensor looks for both fast and slow burning fires.
SaleBestseller No. 3
First Alert Onelink Safe & Sound - Smart Hardwired Smoke + Carbon Monoxide Alarm and Premium Home Speaker with Amazon Alexa
- About safe and sound: First Alert introduces Onelink Safe and Sound, an Alexa enabled, Apple HomeKit compatible hardwired photoelectric smoke and electrochemical carbon monoxide alarm, featuring a state of the art, Omni directional speaker backed by First Alert’s unparalleled reliability and equipped with the power of Alexa
- Easy mobile controls: Get remote notifications of an emergency in your home for 24/7 safety, plus track carbon monoxide levels, customize nightlights, and more, using First Alert's Onelink Home app
- No more confusing beeps: Track battery levels in the app and optimize safety by knowing when it’s time to replace them. AirPlay 2 enables a wireless multi room audio system, creating an easy way to stream music anywhere in the home to different iOS and other AirPlay 2 compatible devices
- Voice alerts: Key voice location technology annoz the type and location of the danger in your home, keeping your entire home safe and connected during an emergency. Safe & sound supports AirPlay 2 and requires iOS 12.2 or later or macOS 10.14.4 or later. To use AirPlay 2, update your devices to the latest software version and add your AirPlay 2-compatible speakers to the Home app on your iOS device
- Easy to install: Optimal ceiling placement enhances the speaker’s acoustic quality; make installation fast and easy by using the included AC adapter plugs to replace your existing hardwire alarms without rewiring (AC power is required for Onelink Safe and Sound)
Bestseller No. 4
Google S3006WBUS Nest Protect, S3000BWES, 2nd Gen, Battery, 3-Pack Alarm-Smoke Carbon Monoxide Detector, 3, White
- Smoke detector and carbon monoxide detector that speaks up in a friendly voice to give you an early warning when there’s smoke or CO in your home
- Split Spectrum Sensor looks for both fast burning and smoldering ﬁres and tells you where the danger is
- Get phone alerts so you know something’s wrong, even when you’re away from home 
- CO detector looks out for carbon monoxide and tells you where it’s located
- With App Silence, you can silence the smoke alarm with your phone in the Nest app when there’s only a little smoke
SaleBestseller No. 5
Smart WiFi CO and Smoke Alarm Detector 2 in 1 Combination Smoke and Carbon Monoxide Alarm Detector , 10 Year Operated(2AA Batteries Included) Brand：HEDIGON
- [Professional design]: Smoke detector and carbon monoxide detector, when there is smoke or carbon monoxide in your home, the red LED will flash and give a loud alarm.
- [Intelligent identification of micro-processing]: When smoke and carbon monoxide gas leak, it can quickly identify smoke and gas and send out 85 decibel alarm to avoid dangerous accidents and ensure personal and property safety.
- [Smart App Monitoring]: With the help of the Tuya App, you can receive App reminders and check the battery level of the detector. Even if you are not at home, you can know what is wrong. The detector will self-check from time to time. You can observe the smoke alarm in the Tuya app on your mobile phone.
- [Low power design]: The detector is equipped with 2AA batteries, quiescent current: 10 (uA)
- [Easy to install and use]: The alarm can be easily installed through the mounting bracket. Hard wiring is no longer used, and it is very convenient to install in the home or bedroom-wall-mounted installation, including screws.
Bestseller No. 6
X-Sense Wireless Interconnected Combination Smoke and Carbon Monoxide Detector with LCD Display & 10-Year Battery, Over 820 ft Transmission Range, SC07-W, Pack of 6
- Hear an Alarm from Anywhere: If one alarm detects smoke or dangerous CO levels, all wireless interconnected units will activate, ensuring the earliest possible warning
- Wide Coverage for Full Home Protection: Up to 24 X-Sense Link+ devices can be interconnected to create a wireless safety network for your entire house
- 2-in-1 Protection: This combo smoke and carbon monoxide detector is equipped with both a photoelectric smoke sensor and an electrochemical CO sensor to provide reliable protection against both smoke and CO
- Built-In 10-Year Battery: Features a built-in 10-year lithium battery, so you’ll never need to worry about replacing batteries during the lifetime of the unit
- Informative LCD: Displays real-time CO levels from 30–999 ppm (parts per million) taken from the surrounding air, as well as battery level and working status
SaleBestseller No. 7
Onelink by FIRST ALERT Smoke Detector and Carbon Monoxide Detector | Hardwired | First Alert
- SMOKE + CO DETECTION 2-in-1 smart smoke and carbon monoxide alarm alerts you to both types of danger in your home, with a photoelectric smoke sensor and electrochemical carbon monoxide sensor
- MOBILE + VOICE ALERTS Alarm sends emergency notifications, via your phone, while voice alerts tell you the type and location of danger
- A HOME SAFETY NETWORK + ALEXA Interconnects with existing traditional hardwired alarms and other Onelink devices (sold separately) to create a smart home safety network, so if one alarm sounds, they all sound; works with Amazon Alexa so you can ask Alexa to check the status of your Onelink alarm (Alexa device sold separately).
- HARDWIRED + BATTERY BACKUP Hardwired alarm includes a 10-year sealed battery backup for protection in power outages; for maximum protection, hardwired alarms should be installed on every level of the home and inside each sleeping area
- COMPATIBILITY Compatible with Apple HomeKit; can be used on both Apple and Android devices
As an Amazon Associate I earn from qualifying purchases.