Top 6 Best Combination Gas & Carbon Monoxide Detectors
of November 2024
1
Best Choice
TOPTES
TOPTES
TopTes CT-300 Portable Carbon Monoxide Detector, CO Detector with Audible & Visual Alarm, 0-5000PPM, CO Alarm, Backlit LCD Screen, for Home, Car, Camping& Travel (includes Battery x3) - Orange
10
Exceptional
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2
Best Value
TOPTES
TOPTES
TopTes PT199 Natural Gas Leak Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Sources Like Methane, Propane for Home(includes Battery x2)-Orange
9.9
Exceptional
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3
TOPTES
TOPTES
Natural Gas Detector, TopTes PT299 Gas Leak Detector with Extendable Rod, Portable Gas Sniffer for Detecting Combustible Gas Leaks Like Methane & Propane in Home/RV (includes Battery x2) - Orange
9.8
Exceptional
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4
X-Sense
X-Sense
X-Sense Smart Smoke Detector Carbon Monoxide Detector Combo with Replaceable Battery, Wi-Fi Smoke and Carbon Monoxide Detector with Real-Time App Notifications, SC07-WX, 1-Pack
9.7
Exceptional
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5
X-Sense
X-Sense
X-Sense Combination Smoke and Carbon Monoxide Detector with Voice Alerts, Smoke Detector Carbon Monoxide Detector Combo with Replaceable Battery, XP0A-SR, 1-Pack
9.6
Exceptional
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6
X-Sense
X-Sense
X-Sense Smoke Detector Carbon Monoxide Detector Combo, 10-Year Battery Smoke Detector with Display, Auto-Check, 3-Pack
9.5
Excellent
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7
X-Sense
X-Sense
X-Sense 2-in-1 Smoke and Carbon Monoxide Detector Alarm (Not Hardwired), 10-Year Battery-Operated Dual Sensor Fire & CO Alarm, SC06, 1-Pack
9.4
Excellent
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8
X-Sense
X-Sense
X-Sense Combination Battery Powered Smoke and Carbon Monoxide Detector with Voice Location, Wireless Interconnected Smoke Detector Carbon Monoxide Detector Combo, Model XP02-WR, 3-Pack
9.3
Excellent
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9
X-Sense
X-Sense
X-Sense Combination Smoke and Carbon Monoxide Detector with Voice Location, Interconnected Smoke Detector Carbon Monoxide Detector Combo with Base Station (Included), Model XP0A-MR31
9.2
Excellent
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10
FIRST ALERT
FIRST ALERT
FIRST ALERT Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display, GCO1CN
9.1
Excellent
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11
KOABBIT
KOABBIT
Combination Natural Gas and Carbon Monoxide Detector Plug in 2-in-1 Co Detector and Combustible Gas Detector,Propane,LPG,Gas Leak Detector for Kitchen/Home.
9.0
Excellent
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12
KOABBIT
KOABBIT
Plug-in Carbon Monoxide Detector Alarm,Combination 2-in-1 Co Detector and Combustible Gas Detector,UL2034 (2 Pack)
8.9
Very Good
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13
TECHAMOR
TECHAMOR
Carbon Monoxide & Natural Gas Combination Detector, Plug in Wall Detectors CO & Natural Gas, Propane, LPG, Methane & Temp & Humidity 4 in 1 Monitor Alarm for Home/Kitchen/Hotel/Camping/RV
8.8
Very Good
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14
FIRST ALERT
FIRST ALERT
FIRST ALERT BRK SC9120B-3 Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup. 3-Pack , White
8.7
Very Good
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15
Vzmcov
Vzmcov
Vzmcov Carbon Monoxide and Natural Gas Detector,Combination Carbon Monoxide and Gas Detector Plug in for Home 2 in 1,Propane, LPG, Gas Detector for Kitchen, Home, RV-1pcs
8.6
Very Good
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16
MSA
MSA
MSA Altair 4X Multigas Detector 10107602 For LEL, Oxygen, Hydrogen Sulfide And Carbon Monoxide With Motion Alert
8.5
Good
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17
FIRST ALERT
FIRST ALERT
First Alert Powered Alarm SCO5CN Combination Smoke and Carbon Monoxide Detector, Battery Operated, 1 Pack, White
8.4
Good
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18
Kidde
Kidde
Kidde Smoke & Carbon Monoxide Detector, Hardwired, Interconnect Combination Smoke & CO Alarm with Battery Backup, Voice Alert, Pack of 6
8.3
Good
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19
Hembisen
Hembisen
Combination Gas & Carbon Monoxide Detectors - Plug in Carbon Monoxide Alarm & Natural Gas Detector for Home, 2-in-1 Co Detector & Combustible Gas Detector with Digital Display, Easy to Install
8.2
Good
View on Amazon
About Combination Gas & Carbon Monoxide Detectors
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TopTes CT-300 Portable Carbon Monoxide Detector, CO Detector with Audible & Visual Alarm, 0-5000PPM, CO Alarm, Backlit LCD Screen, for Home, Car, Camping& Travel (includes Battery x3) - Orange
Carbon Monoxide DetectorTopTes CT-300 is an ideal portable CO tester to help you detect CO gas concentrations timely and accurately, reducing the risk of CO poisoning and protecting your life. It is a must-have tool for homeowners, drivers, campers, DIY-ers, tourists, etc. Swift Precise MeasurementThe CT-300, with an advanced electrochemical sensor head, swiftly detects CO levels from 0-5000 ppm. Its sensitivity ensures early warnings, allowing timely actions to prevent health risks. Accurate readings empower quick decisions, promoting safety and well-being. Versatile and portable, it guards against CO in various settings, ensuring peace of mind. Visual Audible AlarmThe travel CO detector uses both visual and audible alarms. When the concentration of CO reaches the alarm threshold, the screen changes color and emits an urgent alarm sound to alert you of the presence of CO gas in your surroundings, allowing you to promptly detect the danger, protect yourself. User-Friendly FunctionsWith high-quality ABSPC material and anti-slip edge texture, CT-300 is durable and portable It can be used for 40 hours with new batteries Low-power indicator will remind you of time to change batteries It will automatically switch off when not in operation or when no gas is detected within 10 minutes to save power Backlit screen for easy viewing, adaptable to dim environments. What You Get You will receive 1x CT-300 Carbon Monoxide Detector, 1x Protective Case, 3x AAA Batteries, 1x User Manual. We also provide a 36-month after-sale service and lifetime technical support. Please feel free to contact us if you have any questions or concerns.
TopTes PT199 Natural Gas Leak Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Sources Like Methane, Propane for Home(includes Battery x2)-Orange
Combustible Gas Leak DetectorThe TopTes PT199 is suitable for LPG, methane, ethane, propane, butane, natural gas, coal gas, gas fuel, liquefied natural gas, etc., and it will exactly pinpoint a leak, reducing the risk of gas explosion and keeping your family and property safe. Visual Audio Gas AlarmThe gas detector employs both visual alarm and audible alarm as fast as 0.5 seconds of detection. When the bar graph increases and the detector beeps, you know gas has been detected. The alarm increases with the amount of gas, and the LCD screen will turn red when the gas concentration is high. Batteries Included Easy to UseThe TopTes PT199 comes with 2x AAA Alkaline Batteries, so you will be able to set the detector up and have it ready as soon as you receive it. The system warm-up time is about 30 seconds. The low battery indicator will engage when battery voltage is below 2.4V. Automatic power off after 5 minutes without operation or gas detection. Compact DesignPocket-sized with a pen hook that allows you to carry it in your shirt pocket. The non-slip texture and material make it easy to hold. With included storage bag, the natural gas detector is also easy to store. It is a great tool for RV-ers, DIY-ers, homeowners with gas appliances, and so on. Saves you from paying hundreds of dollars in diagnostics or wasting gas in an undetected leak. What You Get1x PT199 Gas Leak Detector, 1x Storage Bag, 2x AAA Batteries, 1x User Manual. Combined with Amazon's excellent delivery service, we provide a 36-Month after-sale service and lifetime technical support. Please feel free to contact us if you have any questions or concerns.
Natural Gas Detector, TopTes PT299 Gas Leak Detector with Extendable Rod, Portable Gas Sniffer for Detecting Combustible Gas Leaks Like Methane & Propane in Home/RV (includes Battery x2) - Orange
Retractable Gas Leak DetectorThe TopTes PT299 gas leak detector is a dependable and portable tool that allows you to adjust the pole's length, reaching the desired testing location for accurate detection of combustible gas leaks, including propane, methane, natural gas, LPG, gasoline, and more. Note Please wait for a 30-second warm-up time before operation. Telescope Pole for Easy AccessThe PT299 natural gas detector helps you detect gas leaks in hard-to-reach areas such as pipelines, storage tanks, fireplaces, basements, and RVs. Extend the pole for gas leak inspection without getting too close to potential leakage points. Extension Range 2.20 inches to 6.30 inches. Alarm See HearWhen gas is detected, the PT299 responds in just 0.5 seconds. A visual and audible alarm promptly warns you of danger. Watch as 9 analog bars rise and the screen turns red, providing real-time feedback on gas concentration. The 75dB buzzer helps pinpoint gas leak locations. Detection range 1LEL to 10LEL 100 to 5,000ppm, based on Methane. User-FriendlyFeatures a 30-second preheat countdown indicator and a low battery alert. When enabled, the PT299 gas leak detector automatically turns off after 5 minutes of inactivity to save energy. Additionally, it is designed with a non-slip texture and material, ensuring a secure and comfortable grip. What You GetIncluded in your package are 1 PT299 Gas Leak Detector, 2 AAA Batteries, 1 Storage Bag, and 1 User Manual. We provide a 36-Month after-sale service and lifetime technical support. Please do not hesitate to reach out if you have any questions or concerns.
X-Sense Smart Smoke Detector Carbon Monoxide Detector Combo with Replaceable Battery, Wi-Fi Smoke and Carbon Monoxide Detector with Real-Time App Notifications, SC07-WX, 1-Pack
Note The alarm is directly connected to the app via Wi-Fi and does not require SBS50 base station. Real-Time Notifications Keep an eye on your home from anywhere and get immediate push notifications through the X-Sense Home Security app for alarms, low battery, faults, and more. Direct 2.4 GHz Wi-Fi Connection The battery-powered smoke and carbon monoxide alarm connects directly to the X-Sense Home Security app via the 2.4 GHz Wi-Fi network, no base station required. Decade-Long Safety with Precision Detection This 2-in-1 alarm combines photoelectric smoke and Figaro electrochemical CO sensors, ensuring fast and accurate detection and a 10-year lifespan, giving you the utmost safety and peace of mind. Device Sharing With the X-Sense Home Security app, you can effortlessly share your devices with 12 family and friends, enabling them to monitor your home safety and receive crucial alerts. Fast Fire Dispatch Within Just 3 Seconds As a subscriber to the Protect Premium which provides 247 professional monitoring service, when an alarm is triggered, you will receive a message from the monitoring center within 3 seconds to verify the emergency. After the emergency is verified, a fire truck will be dispatched immediately.
X-Sense Combination Smoke and Carbon Monoxide Detector with Voice Alerts, Smoke Detector Carbon Monoxide Detector Combo with Replaceable Battery, XP0A-SR, 1-Pack
Talking Alarm Immediately understand the danger thanks to a voice alert that sounds in conjunction with the siren the built-in speaker delivers warnings specific to the detected danger type, such as Warning Smoke detected. Evacuate. or Warning Carbon monoxide detected. Move to fresh air.. 2-in-1 Protection Get full protection from a single alarmthe photoelectric and electrochemical CO sensors which work independently to instantly warn you of dangerous smoke or CO levels keeps your family protected against 2 deadly threats with less hassle peak CO concentration memory is supported and can be reset to 0. 10-Year Lifespan Heat-resistant PC material and 10-year sensor life offer reliable performance for up to 10 years the replaceable CR123A battery lasts up to 5 years. Handy voice alerts keep you easily and quickly informed of important information such as emergencies, battery status, faults and lifespan understand whats going on without digging out the manual so you can take action quicker and keep your family safer. Sleek Design Only 1.2 in 30 mm thick, this ultra-thin alarm blends in anywhere the 5.3 in 135 mm diameter mounting bracket perfectly covers the hole left by your old alarm. Quick to Install Quickly and easily install this smoke and carbon monoxide alarm on any wall or ceiling with the provided mounting kit.
X-Sense Smoke Detector Carbon Monoxide Detector Combo, 10-Year Battery Smoke Detector with Display, Auto-Check, 3-Pack
10-Year Sealed Battery Contains a long-life lithium battery that powers the device for its entire 10-year life. 2-in-1 Protection This combination detector protects your family against two dangers-both smoke and carbon monoxide. Simple Installation Requires no rewiring easy to mount this fire and CO alarm on any wall or ceiling with the included mounting bracket, screws and anchor plugs. Loud 85 dB Alarm Upgraded photoelectric and electrochemical sensors significantly increase the sensitivity of the alarm for a faster response time while minimizing false alarms. Premium Material Made from an upgraded PC material that is heat-resistant, high-temperature resistant, and corrosion-resistant.
X-Sense 2-in-1 Smoke and Carbon Monoxide Detector Alarm (Not Hardwired), 10-Year Battery-Operated Dual Sensor Fire & CO Alarm, SC06, 1-Pack
Combination Smoke and Carbon Monoxide Alarm One alarm to protect against 2 deadly threats, including smoke and carbon monoxide accurately detects carbon monoxide from any potential source. 10-Year Battery-Operated Smoke and CO Alarm A sealed lithium battery enables the unit to keep you and your family safe and sound for up to a decade with no need to replace batteries frequently a low battery warning lets you know the unit is coming to its end of life. Faster Response to Dangers with Loud 85 dB Alarm Upgraded photoelectric and electrochemical sensors significantly increase the sensitivity of the alarm for a faster response time while minimizing false alarms. Simple Installation Operation This battery-operated unit can be installed quickly and effortlessly without an electrician one-button operation allows you to test and silence the alarm with ease. Premium Quality Made from a premium PC material, ensuring exceptional quality and protection.
X-Sense Combination Battery Powered Smoke and Carbon Monoxide Detector with Voice Location, Wireless Interconnected Smoke Detector Carbon Monoxide Detector Combo, Model XP02-WR, 3-Pack
Voice Alarm with Location When theres danger, the alarm says Warning Smoke detected in Living Room. Evacuate. or Warning Carbon monoxide detected in the Basement. Move to fresh air. Clearly informing you and your loved ones, and letting you know what to do for your safety. Voice Reminder Function This smoke and carbon monoxide alarm will alert you about operating functions via voice if the battery is low or there is a malfunction, ensuring you never miss important alerts. Full Home Coverage With a wide open-air transmission range of 1700 ft 500 m, 24 XP02-WR units can be interconnected so that when one is triggered, all of them will let you know the room of the source alarm. Fire and CO Detection in One Unit Equipped with photoelectric and electrochemical sensors that detect smoke and carbon monoxide, protecting your home and family from dual threats. 10-Year Product Life This combination alarm has a 10-year sensor life with top-quality electronics no worries, it will function accurately and reliably for a decade.
X-Sense Combination Smoke and Carbon Monoxide Detector with Voice Location, Interconnected Smoke Detector Carbon Monoxide Detector Combo with Base Station (Included), Model XP0A-MR31
App Alerts Get instant alerts on your phone whenever the device detects danger or its status changes share the alarm with up to 12 family members to keep them in the loop. Talking Alarm Says the Location Quickly identify any danger thanks to this talking alarm that tells you what's going on where when smoke or CO is detected, youll hear a voice saying Warning Smoke detected in Living Room. Evacuate. or Warning Carbon monoxide detected in Living Room. Move to fresh air.. 2-in-1 Protection Enjoy total peace of mind with this dual-purpose alarm fitted with both smoke and carbon monoxide sensors plus save time and space by only fitting a single unit. 10-Year Lifespan The heat-resistant PC body and 10-year sensor life offer performance you can trust for up to 10 years the replaceable CR123A battery lasts up to 5 years. Super User-Friendly Easily install and maintain your alarm thanks to clear spoken instructions helping you to silence alarms, pair over Wi-Fi, identify alarm locations, run tests, detect faults and know when its time to change the battery the easier to maintain, the safer you are. Ultra-Slim, Sleek Design Only 1.2 in 30 mm thick, this unobtrusive alarm easily blends with your home dcor the mounting bracket is 5.3 in 135 mm wide, covering the hole from your old alarm perfectly.
FIRST ALERT Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display, GCO1CN
Versatile CO alarm senses high levels of propane, naturalmethane gas, and carbon monoxide. Crisp backlit digital display allows you to view current and peak levels. Can be remotely muted using almost any household remote control. Plugs into any AC outlet for easy setup backup battery powers unit in case of power outage. Loud 85-decibel alarm can be heard easily. Plug-in combination carbon monoxide and explosive gas alarm with battery back-up. 3-way protection against natural, methane, and propane gases and carbon monoxide. Uses electrochemical carbon monoxide sensor--the most accurate technology available. Test button and low battery warning. Includes 9-volt battery.
Combination Natural Gas and Carbon Monoxide Detector Plug in 2-in-1 Co Detector and Combustible Gas Detector,Propane,LPG,Gas Leak Detector for Kitchen/Home.
2-in-1 Combustible Gas Detector and Carbon Monoxide AlarmThis 2-in-1 gas detector contains a catalytic combustion sensor and an electrochemical sensor for sensitive sensing and high accuracy, making it one of the most important members of your protection home. LCD Display 85 High Volume AlarmWhen the combustible gas or carbon monoxide gas reaches a certain level, the gas detector will display the gas concentration value and sound an alarm, allowing you to quickly determine and make the right choice.. Power Supply AC90-240V or 9V rechargeable battery in the event of a power outage, the 9V rechargeable backup battery will automatically kick in to continuously protect your home.. Combustible Gas Detection RangeLPGMethane, natural gas, coal gas, gas fuel, artificial gas, liquefied petroleum gas, liquefied natural gas etc.. Warranty and return service1 year warranty, if there is any technical problem with the product, please contact us and we will deal with it as soon as possible..
Plug-in Carbon Monoxide Detector Alarm,Combination 2-in-1 Co Detector and Combustible Gas Detector,UL2034 (2 Pack)
2-in-1 Carbon Monoxide AlarmThis 2-in-1 gas detector contains a catalytic combustion sensor and an electrochemical sensor for sensitive sensing and high accuracy, making it one of the most important members of your protection home. LCD Display 85 High Volume AlarmWhen the combustible gas or carbon monoxide gas reaches a certain level, the gas detector will display the gas concentration value and sound an alarm, allowing you to quickly determine and make the right choice.. Power Supply AC90-240V or 9V rechargeable battery in the event of a power outage, the 9V rechargeable backup battery will automatically kick in to continuously protect your home.. Combustible Gas Detection RangeLPGMethane, natural gas, coal gas, gas fuel, artificial gas, liquefied petroleum gas, liquefied natural gas etc.. Safety CertificationUL2034 and UL1484. Warranty and Return Service1 year warranty, if there is any technical problem with the product, please contact us and we will deal with it as soon as possible..
Carbon Monoxide & Natural Gas Combination Detector, Plug in Wall Detectors CO & Natural Gas, Propane, LPG, Methane & Temp & Humidity 4 in 1 Monitor Alarm for Home/Kitchen/Hotel/Camping/RV
4 in 1 CO Natural Gas Detectors TECHAMOR YC302 Pro carbon monoxide natural gas combination detector adopts four independent and highly sensitive sensors specifically designed for home.It is used to detect carbon monoxide natural gas leak Temp Humidity in Apartment, Home, Kitchen, Hotel, Camping, RV and other similar applications. Easy to Install Use Read The YC302 Pro carbon monoxide natural gas combination alarm only need to plug in the power plug, and the alarm will automatically preheat and start without further operation.The 2-inch screen displays temperature, humidity, and concentration of combustible gas or carbon monoxide, which is simple and easy to understand. At night, you can also use buttons to make the screen light up for easy viewing. Visual Audible Alarm TECHAMOR YC302 Pro carbon monoxide natural gas combination detector will rapidly respond in 0.5 seconds while Carbon Monoxide or natural gas is detected. The concentration of carbon monoxide or natural gas will be displayed in real-time on the LCD screen. And emit an 85 decibel warning sound to remind people to stay away from danger. User-Friendly Functions Test-Hush Button makes testing the detector or silencing false alarms easy.At night, the alarm will not emit annoying light. If you are concerned about the operation of the alarm, you can press the test button and the alarm screen will light up. Original Design Reply Service within 24 Hours We are a company founded and actively managed by gas company technicians and engineers. No matter when you contact us, we will reply to you within 24 hours. There are the products we stand behind 100. Warranty Customer ServiceWe provide 180 days no reason to refund service The warranty period is 24 months and begins on the day of purchase. And we provide lifelong technical support. Please feel free to contact us if you have any questions or concerns.
FIRST ALERT BRK SC9120B-3 Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup. 3-Pack , White
Keep your family safe with this 3-pack of hardwired smoke and carbon monoxide alarm The battery backup means constant monitoring, even if there's a power failure. Features an electrochemical carbon monoxide sensing technology as well as an ionization sensor that detects the fine particles of a fast-burning fire. Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85-decibel siren provides a clear, loud warning upon detection. Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected. Simple to use, with a single testsilence button, and side-load battery compartment Tamper-resistant locking brackets and universal mounting brackets make installation easy. Dust cover. 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. Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety.
Vzmcov Carbon Monoxide and Natural Gas Detector,Combination Carbon Monoxide and Gas Detector Plug in for Home 2 in 1,Propane, LPG, Gas Detector for Kitchen, Home, RV-1pcs
Vzmcov Plug in-Gas and Carbon Monoxide Detector. This 2-in-1 gas detector contains a catalytic combustion sensor and an electrochemical sensor for sensitive sensing and high accuracy, Protects you and your family from deadly threats. When flammable gas leaks or carbon monoxide exceeds the standard, this gas detector will alarm and voice reminding, allowing you to quickly determine and make the right choice. the LED screen will show the concentration.It can help reduce your worries about accidentally turning on your stove gas or having too much carbon monoxide. Simply plug-in to a standard, 120V outlet in your home or use 9V rechargeable batterynot included.In the event of a power outage, the 9V rechargeable backup battery will automatically kick. In to continuously protect your home. This machine can detect both carbon monoxide and combustible gases. Combustible Gas Detection RangeLPGMethane, natural gas, coal gas, gas fuel, artificial gas, liquefied petroleum gas, liquefied natural gas etc. Vzmcov gas detector has any quality problems, you can return or get a refund within 30days. 1 year warranty, if there is any technical problem with the product, , please contact with us by email, we will give you a well-done solution.
MSA Altair 4X Multigas Detector 10107602 For LEL, Oxygen, Hydrogen Sulfide And Carbon Monoxide With Motion Alert
First Alert Powered Alarm SCO5CN Combination Smoke and Carbon Monoxide Detector, Battery Operated, 1 Pack, White
Keep your family safe with this battery operated smoke and carbon monoxide alarm Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure. Features an electrochemical carbon monoxide sensing technology as well as a photoelectric sensor that detects the larger particles of a smoldering fire. Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85 decibel siren provides a clear, loud warning upon detection. Battery operated unit installs quickly and easily without an electrician. Low battery signal mute, quiets low battery signal for up to 8 hours. Simple to use, with a single testsilence button EZ access battery drawer allows you to change battery without removing alarm from ceiling. 7 year limited warranty Equipped with end of life signal chirp, so you know when its time to replace the unit for safety All first alert alarms are rigorously tested to meet UL standards. Emits T3 Pattern. It can ship within the US except New York. 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.
Kidde Smoke & Carbon Monoxide Detector, Hardwired, Interconnect Combination Smoke & CO Alarm with Battery Backup, Voice Alert, Pack of 6
Fire CO Detector in 1 unit with alert modes, LED lights, voice alarm, that states, Fire Fire, Warning Carbon Monoxide, or Low Battery. Ionization sensing technology - hardwired smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire. Protects during a power failure - combo smoke and CO detector operates on a 120VAC power source with 2-AA battery backup. Test-Hush Feature - silences the unit for approximately 9 minutes tamper-resistant technology deters removal of the unit from the wall or ceiling. UL Certified, 10-year limited warranty.
Combination Gas & Carbon Monoxide Detectors - Plug in Carbon Monoxide Alarm & Natural Gas Detector for Home, 2-in-1 Co Detector & Combustible Gas Detector with Digital Display, Easy to Install
Hembisen Plug in Gas Carbon Monoxide Detector KH-522This is a newly optimized 2-in-1 unplugged detector with a backup power feature so you can keep tabs on your home.. Highly Reliable Electrochemical SensorTwo-in-one gas detection with fast response time.. 2-in-1 Digital Display AlarmWhen the detected gas reaches the default value, it will immediately display PPM or LEL separately and emit 85dB sound.. Backup Power FunctionCan be equipped with 9V alkaline batteries, which can continue to supply power in case of power outage, allowing the product to continue to work normally.. Plug and Play DesignPlug in the power supply, warm up for 60 seconds, and then the green light shows that it is working normally.. 2-in-1 Detection FunctionCan detect carbon monoxide gas and combustible gas combustible gases include LNG, LPG, propane, methane and etc.