Reviews Co Alarms

Portable Carbon Monoxide Detectors CO Detector Monitor for Car, Aircraft, Bus, Trucks, Pilots, Vehicle, Travel and Camping, with Visual and Audible Alerts Alarm Battery Powered

  • ACCURATE AND RELIABLE: CO low-level alarm at 9ppm & 25ppm alarms, 9-month runtime with battery-powered..
  • FAST ALARMS: Alarms at >10ppm @ 60 secs, compared to home CO detectors. 10-24ppm: Alarm Level I,shows real-time CO concentration and red light flashe.
  • 25-49ppm: Alarm Level II, shows real-time CO concentration.
  • ≥50ppm: Alarm Level III, shows real-time CO concentration.
  • red light flashes with a buzzer sounds and a Vibration..
  • EASY USE: Easy to set and use with simple one-button operation, Designed primarily for Vehicles(i.e. trucks, SUVs, buses, aircraft, boat).
  • TRUST: * 1 year limited warranty * Arrives factory calibrated * 100% product test * 100% quality guaranteed.
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First Alert BRK SCO2B Smoke and Carbon Monoxide CO Detector with 9V Battery White

  • Separate smoke and co detects both dangers and eliminates the need for two separate alarms.
  • Electrochemical co sensor is the most accurate technology available.
  • Latching alarm indicator remembers which unit initiated an alarm.
  • Separate Smoke and CO detects both dangers and eliminates the need for two separate alarms.
  • Electrochemical CO Sensor is the most accurate technology available.
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Fieldpiece SCM4 Carbon Monoxide Detector, 1-Pack

  • Calibrate to ambient quickly with the ZERO button.
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SITERWELL Smoke Detector Carbon Monoxide Detector Combo with Voice Speaker, Dual Sensor Fire and CO Alarm with LED Light & Test Button, Battery Operated, Auto-Check, UL 217 & UL 2034 Standards, 1 Pack

  • Unique Voice Speaker - Unique smoke detector and CO detector alarms distinguish between smoke alarms and CO warnings. Co alarm: "Warning, carbon monoxide, evacuate! Smoke alarm: "Fire!" . Verbal warning system reduces confusion and helps people maintain order..
  • Reduced Cooking Nutrition Alert - This smoke and carbon monoxide detector uses photoelectric smoke sensing technology to quickly detect slow burns. It is suitable for many locations, especially in cooking areas, to reduce false alarms of cooking smoke..
  • Not Disturb Mode - With SITERWELL fire and CO detectors, you don't have to worry about your rest. In low voltage or fault mode, simply press the button and the alarm clock will go into non-disruptive mode, avoiding nighttime alarms and frequent flashes, and you can enjoy approximately 10 hours of silence..
  • Self Check Function - The smoke detector carbon monoxide detector combination replaces the manual daily test and automatically checks the batteries and sensors every 80 seconds to ensure they are working properly. You'll be alerted when a malfunction occurs..
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Kidde Nighthawk Carbon Monoxide Detector & Propane Natural & Explosive Gas Detector AC-Plug-In with Battery Backup Digital Display White

  • Easy to install CO and explosive gas alarm with three convenient mounting options including AC wall outlet, plugin six foot power cord, or table top.
  • Carbon Monoxide (CO) alarms four quick beeps, followed by five seconds of silence, followed by four quick beeps. Displays CO concentration.
  • Gas alarms one second of alarm on, one second of alarm off, repeating with “GAS” shown in display.
  • Loud pulsing alarm that will sound to alert you to a potential problem.
  • Low battery warning feature indicates when the battery needs replacement.
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Ecoey Smoke Carbon Monoxide Detector Alarm, 10 Year Battery Operated, Dual Sensor Smoke CO Combo Alarm with Silence Function,FJ183-A,1 Pack

  • 10 YEARS LIFE: This smoke and carbon monoxide detector contains 1 built-in 3V lithium battery, and could keep for 10 year without replacing to protect environment and save time. Low battery warning will open when you need to change smoke detector.
  • 2-IN-1 FUNCTION: Photoelectric smoke sensor and electrochemical CO sensor work independently, smoke alarm prior to CO alarm. Smoke monoxide detector detects fast and slow-burning fires with minimized false alarms, provides you the ultimate protection.
  • HOW TO TEST & SILENCE: Test and silence combo smoke CO alarm by pressing test/silence button, mute time last for 10 minute. Fire alarm tone is over 85 dB at 3 meter and will sound throughout your entire home.
  • HIGH-TECH: This 2 in 1 smoke and carbon monoxide alarm has a built-in intelligent chipset. LED light is green in normal and turn red in emergency, fire alarms smoke detectors detect the safety of your house at anytime.
  • INSTALL EASILY: Smoke alarm(not hardwired) can be installed in 5 minutes by yourself, coming with screws and bracket. Smoke alarms can be mounted in ceiling or wall of every room, bedroom, kitchen to ensure the safety of you and your family.
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Ecoey 10-Year Smoke and Carbon Monoxide Detector, Dual Sensor Smoke CO Alarm with Built-in Battery and Silence Function,FJ183-A,4 Packs

  • ...w battery warning will open when you need to change smoke detector.
  • 2-IN-1 FUNCTION: Photoelectric smoke sensor and electrochemical CO sensor work independently, smoke alarm prior to CO alarm. Smoke monoxide detector detects fast and slow-burning fires with minimized false alarms, provides you the ultimate protection.
  • HOW TO TEST & SILENCE: Test and silence combo smoke CO alarm by pressing test/silence button, mute time last for 10 minute. Fire alarm tone is over 85 dB at 3 meter and will sound throughout your entire home.
  • HIGH-TECH: This 2 in 1 smoke and carbon monoxide alarm has a built-in intelligent chipset. LED light is green in normal and turn red in emergency, fire alarms smoke detectors detect the safety of your house at anytime.
  • INSTALL EASILY: Smoke alarm(not hardwired) can be installed in 5 minutes by yourself, coming with screws and bracket. Smoke alarms can be mounted in ceiling or wall of every room, bedroom, kitchen to ensure the safety of you and your family.
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Combination Smoke and Carbon Monoxide Detector Alarm, 2-Pack GLBSUNIOn Beeps Warning Smoke and CO Alarms for Basements Travel Home Office Kitchen Bedroom Car, Battery Operated, Comply with UL 217/2034

  • 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.
  • 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 ....
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Combination Smoke and Carbon Monoxide Detector Alarm, GLBSUNIOn Beeps Warning Smoke and CO Alarms for Basements Travel Home Office Kitchen Bedroom Car, Battery Operated,Comply with UL 217/2034, 1-Pack

  • 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.
  • 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....
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Titan Controls HGC702853 Classic Series Atlas 8-Digital CO2 Controller with Fuzzy Logic 120 Volt Black

  • 【Double Outlets】Pls plug CO₂ regulator or generator into WORK1, exhaust fan into WORK2..
  • 【Programmable】Controls the CO2(ppm) within the desired range and supports calibration and alarms.
  • 【Plug-n-play】The CO2 controller will turn on/off the device when reaches the desired CO2(ppm) level..
  • 【Digital Display】Both the measured CO2 and the desired CO2 are (ppm)displayed on the CO2 Controller.
  • 【Reliable】CE&FCC certificated. S01 Sensor is suitable for home growing and HVAC Equipment..
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Kidde Smoke and Carbon Monoxide Detector Alarm with Voice Warning | Battery Operated | Model # KN-COSM-BA | 6 Pack

  • 2-in-Protection: This combination detector protects against both smoke and carbon monoxide.
  • Wireless Interconnection: When one alarm sounds, all alarms will go off.
  • 10-year Sealed Battery: This wireless alarm features a 10-year lithium battery and will give a low battery warning.
  • Test/Silence Button: The single push of a button will either test or silence all units in the system.
  • Full Home Coverage: Link up to 24 Link+ wireless smoke alarms, CO alarms, and combination alarms for maximum home protection.
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FIRST ALERT Carbon Monoxide Detector, No Outlet Required, Battery Operated, 2-Pack, CO400

  • Keep your family safe with this 2-pack of easy to use, battery operated carbon monoxide alarms.
  • Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure.
  • Features an advanced electrochemical carbon monoxide sensor that accurately detects carbon monoxide levels, no matter where the detector is placed in the room.
  • A loud 85-decibel alarm sounds when CO levels reach dangerous levels.
  • To ensure complete protection make sure to place one on each level of your home and in each bedroom.
  • Equipped with end-of-life signal chirp, so you know when it’s time to replace the unit for safety.
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First Alert CO400FF Battery Powered Carbon Monoxide Alarm, Pack of 1, White

  • Keep your family safe with this easy to use, battery operated carbon monoxide alarm.
  • Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure.
  • Features an advanced electrochemical carbon monoxide sensor that accurately detects carbon monoxide levels, no matter where the detector is placed in the room.The alarm sequence should last 5-6 seconds. If it does not alarm, make sure fresh batteries are correctly installed, and test it again. If the unit still does not alarm, replace it immediately.
  • A loud 85 decibel alarm sounds when CO levels reach dangerous levels.
  • To ensure complete protection make sure to place one on each level of your home and in each bedroom.
  • Equipped with end of life signal chirp, so you know when it’s time to replace the unit for safety.
  • All first alert CO alarms are rigorously tested to meet UL standards.
  • First Alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 (Based on a First Alert Brand Trust Survey in February 2018).
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