Best Smoke Detector Smoke Sensor

Kidde Hardwired Smoke & Carbon Monoxide Detector, Battery Backup, Interconnectable, LED Warning Light Indicators, 4 Pack

2-in-1 Detection - Smoke & carbon monoxide detector combo alerts you to both smoke & fire events as well as poisonous, CO gas in a single device.
24/7 Self-testing components are always checking the device to ensure it's operating as expected (not a substitute for a manual push test).
Easy installation mounting bracket included for quick installation in 4 orientations.
Photoelectric sensor detects visible fire particles associated with slow, smoldering fires, while the electrochemical sensor detects carbon monoxide.
LED warning indicators alert you to various status: green = normal operation, amber = operating error, and red = smoke, fire or carbon monoxide event.

10-Year Battery Smoke Alarm: The smoke detector is built with an energy efficient and eco-friendly lithium battery with low power consumption, enabling an incredible lifetime of 10 years with maximum reliability.
spares you the hassle of frequent battery changes and provides uninterrupted 24/7 protection, even during power outages.
Sensitive & Accurate: Built with an advanced photoelectric sensor and intelligent ST chipset, the alarm can quickly and accurately detect dangerous smoke levels from smoldering fires, and provide the earliest possible warning of fires.
the dust-proof isolating plate inside the alarm ensures the detection sensitivity.
Smart Auto-Check: This 10-year battery smoke detector has manifold self-inspection parameters with clear notifications.
if it malfunctions, or if the battery is low, you will be notified immediately so that you can identify and resolve the problem quickly for comprehensive protection.
Easy Installation: The smoke alarm takes advantage of simple, stable, and wireless installation with the provided screws, or quick and easy installation via Ø 2.8 in magnetic adhesive pads (not included).
Premium Quality: Made with an upgraded premium ABS plastic housing, this alarm is fire-retardant, high temperature resistant, and....

✔️ Smoke Detector and Carbon Monoxide Detector Alarm Combo Unit.
✔️ This Smoke& carbon monoxide detector suitable for all where it is possible to produce carbon monoxide, such as your home kitchen, bedroom, bathroom, hotel, or you are in the barbecue time,.
✔️ When carbon monoxide and smoke rise to alarm levels, the 85 dB alarm provides a clear, loud warning when it is discovered..
✔️ Dual high stability sensors- Minimize carbon monoxide and smoke detector alarm false positive.
✔️ Unit Comes With with Long Live Batteries.

10-Year Battery Life Smoke Detector: Equipped with a sealed 10-year lithium battery for continuous power with no replacement required during the....
Accurate & Responsive Smoke Alarm: Adopts the most advanced photoelectric sensor, enabling the alarm to quickly detect dangerous smoke levels from....
Quick and Easy Installation: No need for rewiring, as the battery-operated smoke alarm is easy to install with the included screws, anchor plugs, and....
Auto-Check Function: Constantly monitors itself and quickly warns you of low battery or faults.
Worry-Free After-Sales Services: All X-Sense smoke detectors come with a 60-day money-back guarantee, a 5-year warranty, and lifetime customer....

Voice alerts announce “Fire! Fire!” or “Low Battery!”.
Long-life battery - lasts for approximately a decade, so you don’t have to change out batteries for the entire life of the device.
Easy to install - smoke alarm automatically activates when attached to the mounting bracket.
Photoelectric sensor technology - smoke detector quickly senses visible fire particles associated with smoldering fires.
Loud 85-decibel alarm - sounds when fire or smoke is detected.

Fire and CO detector in 1 unit with alert modes, LED lights, and voice alarm, that states, "Fire. Fire.", "Warning. Carbon Monoxide.", or "Low Battery.".
Ionization sensor technology - smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire.
Protects during a power failure - combo smoke and CO alarm operates on 2-AA batteries.
Test-Hush Feature - silences the unit for approximately 8 minutes.
tamper-resistant technology deters removal of the unit from the wall or ceiling.

Fire & CO Detector in 1 unit with alert modes, LED lights, & voice alarm, that states, "Fire! Fire!", "Warning! Carbon Monoxide!", or "Low Battery!".
Photoelectric sensor technology - hardwired smoke detector detects visible fire particles, 85 decibel alarm alerts of fire.
Protects during a power failure - combo smoke and CO detector operates on a 120V power source with 9V front-loading battery backup.
Test-Hush Feature - silences the unit for approximately 8 minutes.
tamper-resistant technology deters removal of the unit from the wall or ceiling.

Fire & CO detector in 1 unit with alert modes, LED lights, & voice alarm, that states, "Fire", "Warning Carbon Monoxide", or "Low Battery".
Ionization sensor technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire.
Protects during a power failure - combo smoke and CO alarm operates on 2-AA batteries.
Test-Hush Feature - silences the unit for approximately 8 minutes.
tamper-resistant technology deters removal of the unit from the wall or ceiling.

Smoke detector carbon monoxide detector combo – sounds loud 85 decibel alarm with voice alerts that announce "Fire! Fire!" or "Warning! Carbon Monoxide!".
Hardwired with backup battery - combo smoke and carbon monoxide detector is hardwired into a 120V power source with 9V battery backup.
Easy installation – battery door is on the front for quick replacement.
Photoelectric smoke detector senses visible fire particles and electrochemical CO detector provides accurate readings.
Will interconnect with up to 24 other devices including smoke, CO and heat alarms.

10-YEAR SEALED BATTERY - SITERLINK fire detector is equipped with a built-in lithium battery that lasts for up to 10 years. Free yourself from....
EASY & EFFORTLESS TO INSTALL - With adhesive magnetic pads included, you can easily install them on ceiling or wall in seconds without worrying about....
ADVANCED PHOTOELECTRIC SENSOR - Features an advanced photoelectric sensor, SITERLINK smoke detector responds to the smoke from smoldering fires and....
USER-FRIENDLY DESIGN - The loud 85db alarm buzzer and flashing red LED indicator help to better alert you clearly. Low battery warning notices you to....
WHAT YOU GOT - GS508C, Mounting Bracket, Screws, Anchor Plugs, User Manual. SITERLINK provides a 60-days money-back guarantee and 5-years worry-free....