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Displays CO concentration. Three convenient mounting options. Low battery warning feature indicates when the battery needs replacement.
Kidde’s carbon monoxide alarms meet the requirements of Underwriters Laboratories UL, an independent facility that tests products for compliance with widely-accepted safety standards. Carbon monoxide co alarms four quick beeps, followed by five seconds of silence, followed by four quick beeps. Ul certified, 5-year Limited Warranty.

During this time period, the gas test will not work. The system warm-up time is about 2-3 minutes. 85db alarm sound, reduce the risk of gas explosion and protect your family's life and property safety. Gas detector offers voice notification and a digital readout of the GAS concentration.
Home gas detector suitable for detecting LPGMethane, liquefied petroleum gas, artificial gas, natural gas, gas fuel, coal gas, liquefied natural gas etc. Widely used for restaurant, Oil Factory, Gas Station etc. Gas leak detector adopts easy-to-install Design, can be used by plugging directly into the power socket to detect leaked gas.

Original design and lifetime technical support: Design patent and certifications are applied to make sure the product quality and uniqueness. Detect various flammable gases: portable natural gas sniffer and tester is used to locate exact gas leak for various combustible gas, LPG, natural gas, sewer gas, coal gas, propane, such as methane, gasoline, other flammable gases.
Easy-to-use gas leak detector: powered by 3 aaa batteries not included, kitchen and fireplace etc. 12 inch bendable gooseneck can locate and detect the gas leaks even in hard-to-reach areas at home & VR, refer to “How and Where to Use the Y201 Combustible Gas Detector” video. Six red led’s visual and 85dB audible alerts once encounter gas leakage along pipeline or around the suspected leakage points.

Lifetime warranty + original design: we stand fully behind this product and will replace it if it ever breaks! We have an English fluent chemist on staff to answer any technical questions.
Adjustable sensitivity: increase sensitivity dial to find small gas leaks. Visual / audio gas indicators: 6 lEDs with 85dB alarm notify user of presence and relative concentrations of natural gas & propane leaks. Also included is a 20+ page eBook on Gas and Air Quality Hazards. Powered by 3 aaa batteries, this portable gas detector sniffer can be taken anywhere to find leaks outdoors or indoors.

9989 get maximum safety - the all-in-one gasknight natural gas leak detector detects the main deadly gases: 1.
Order yours today! We are an American company.

Natural gas detector:Gas leak detectors for home use make your environment safer. Easy to install:gas leak detector adopts Easy-to-install Design, can be used by plugging directly into the power socket to detect leaked gas.

Safety - help reduce your worries that the stove gas has been left on accidentally. Durable - shelled in double-sided ABS, this product wipes clean easily. Monitor is tested to meet UL 1484 specifications. Use in the kitchen or in your camper. This explosive gas leak alarm will sound an 80dB siren and speaking voice alarm with top flashing red light when it detects combustible gases including kitchen methane / natural gas or camping propane before it reaches an explosive level leading to fires.
Scientific - this alarm precisely measures and displays concentration of combustible gas as an easy-to-read percentage from 0% to 20% of LEL. This alarm will also help prevent someone from leaving on the stove, reducing your gas bill. Also included will be a 20+ page eBook on Gas and Air Quality Hazards that will be bundled with this alarm. Audible siren and speaking alarm sounds when gas level reaches 5% of Lower Explosive Limit LEL. Economical & green - this alarm uses

0 has an lcd screen that displays precise, real-time gas % readings so that you know the exact gas concentration in the air of your home at all times. Free 18 month warranty available.
Order yours today! Natural gas methane, butane, ethane, LNG, etc and 2.9989 get installation flexibility- this propane alarm has an extra-long 6 foot power cord which allows you to install it in the exact ideal location in your house to allow for proper gas detection. We are an American company.

Instant response, pinpoint leak position, whether in your home or in your RV. Audio & visible leakage alarm indication and adjustable sensitivity. Portable gas detector for detecting gas leaks of natual gas or propane.
1. Klein Tools
#ad
Combustible Gas Leak Tester with 18-Inch Gooseneck Has Range 50, 10,000 ppm, Includes Pouch, Klein Tools ET120 Gas Leak Detector, Batteries
#adKlein Tools #ad - Automatic zero-point calibration at power-up lights will flash during self-calibration; this does not indicate the presence of gas. Over-molded body for comfortable grip. Detection range: approximately 50 to 10, 000 ppm* *based on Methane.More information #ad
Five red led's visual and 85dB audible alerts that increase with gas concentration. Auto power-off after 10 minutes of non-usage conserves battery life. 18-inch flexible gooseneck expands sensor's reach; clips onto meter for storage. Two levels of sensitivity: high approximately 50 to 1000 ppm and Low approximately 1000 to 10, 000 ppm.Brand | Klein Tools #ad |
Manufacturer | Klein Tools #ad |
Height | 2.71 Inches |
Length | 28.3 Inches |
Weight | 0.81 Pounds |
Width | 1.79 Inches |
Part Number | ET120 |
Model | ET120 |
More information #ad
2. Kidde
#ad
& Explosive Gas Detector, AC-Plug-In with Battery Backup, Natural, Kidde Nighthawk Carbon Monoxide Detector & Propane, Digital Display , White
#adKidde #ad - Battery backup 9 volt battery included. Two alarms in one detects carbon monoxide and explosive gas. Loud pulsing alarm that will sound to alert you to a potential problem. 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.Displays CO concentration. Three convenient mounting options. Low battery warning feature indicates when the battery needs replacement.
More information #ad
Gas alarms one second of alarm on, one second of alarm off, repeating with “GAS” shown in display. Digital display and peak level button displays the peak CO level recorded by the alarm since it was last reset. Kidde’s carbon monoxide alarms meet the requirements of Underwriters Laboratories UL, an independent facility that tests products for compliance with widely-accepted safety standards. Carbon monoxide co alarms four quick beeps, followed by five seconds of silence, followed by four quick beeps. Ul certified, 5-year Limited Warranty.
Brand | Kidde #ad |
Manufacturer | Kidde #ad |
Height | 11 Inches |
Length | 2 Inches |
Weight | 1 Pounds |
Width | 8 Inches |
Part Number | KI-21006677 |
Model | KN-COEG-3 |
Warranty | 5 Year Limited |
More information #ad
3. HSTMYFS
#ad
High Sensitivity Natural Gas Propane Leak Detection Light White, Natural Gas Detector, Propane Detectors for Home,Natural Gas Propane Leak Alarm for Home Kitchen
#adHSTMYFS #ad - You need to wait for the display to show 0 the system enters the working state before it can be tested normally. Gas leak detector adopts Easy-to-install Design, can be used by plugging directly into the power socket to detect leaked gas.During this time period, the gas test will not work. The system warm-up time is about 2-3 minutes. 85db alarm sound, reduce the risk of gas explosion and protect your family's life and property safety. Gas detector offers voice notification and a digital readout of the GAS concentration.
More information #ad
When gas leak concentration reaches presetting level, the alarm provides a visual and audible signal. This product can be used as independent family alarm equipment, Hotel, Garage, Hospital, and also can be used as front detector of alarm system. Home gas detector suitable for detecting LPGMethane, liquefied petroleum gas, artificial gas, natural gas, gas fuel, coal gas, liquefied natural gas etc. Widely used for restaurant, Oil Factory, Gas Station etc. Gas leak detector adopts easy-to-install Design, can be used by plugging directly into the power socket to detect leaked gas.
Brand | HSTMYFS #ad |
Manufacturer | HSTMYFS #ad |
Model | BRJ-502E |
More information #ad
4. TECHAMOR
#ad
Techamor Y201 Portable Methane Propane Combustible Natural Gas Leak Sniffer Detector
#adTECHAMOR #ad - Detection range: approximately 50 to 10, 000 ppm Based on Methane, instant response once encounter leakage points. Replacement and friendly customer service are available even it’s broken in 24 months. Sound and visual gas alarm: ul2075 certified.Original design and lifetime technical support: Design patent and certifications are applied to make sure the product quality and uniqueness. Detect various flammable gases: portable natural gas sniffer and tester is used to locate exact gas leak for various combustible gas, LPG, natural gas, sewer gas, coal gas, propane, such as methane, gasoline, other flammable gases.
More information #ad
Easy-to-use gas leak detector: powered by 3 aaa batteries not included, kitchen and fireplace etc. 12 inch bendable gooseneck can locate and detect the gas leaks even in hard-to-reach areas at home & VR, refer to “How and Where to Use the Y201 Combustible Gas Detector” video. Six red led’s visual and 85dB audible alerts once encounter gas leakage along pipeline or around the suspected leakage points.
Brand | TECHAMOR #ad |
Manufacturer | Shenzhen Yongchangda Electronics Co.,Ltd #ad |
Height | 1.77 Inches |
Length | 8.86 Inches |
Weight | 0.55 Pounds |
Width | 5.12 Inches |
Part Number | Y201 |
Model | Y201 |
More information #ad
5. EG
#ad
EBook, Fuel, Sound & LED Alarm, LNG, Sewer Gas; w/Flexible Sensor Neck, Y201 Propane and Natural Gas Leak Detector; Portable Gas Sniffer to Locate Gas Leaks of Combustible Gases Like Methane, LPG
#adEG #ad - Flexible & portable gas leak detector: bend 12-inch length sensor neck in any direction along gas pipes & fuel lines or within confined spaces. Multiple detectable gases: locates combustible & explosive gas leaks from methane / natural gas, sewer gas, toluene, fuel, kerosene, alcohol, ethane, propane, butane, coal gas, gasoline, and other flammable gases.Lifetime warranty + original design: we stand fully behind this product and will replace it if it ever breaks! We have an English fluent chemist on staff to answer any technical questions.
More information #ad
Decrease sensitivity to find larger explosive gas leaks while filtering out false alarms from background gas levels. Adjustable sensitivity: increase sensitivity dial to find small gas leaks. Visual / audio gas indicators: 6 lEDs with 85dB alarm notify user of presence and relative concentrations of natural gas & propane leaks. Also included is a 20+ page eBook on Gas and Air Quality Hazards. Powered by 3 aaa batteries, this portable gas detector sniffer can be taken anywhere to find leaks outdoors or indoors.
Brand | EG #ad |
Manufacturer | EG #ad |
Height | 1 Inches |
Length | 5.9 Inches |
Width | 2.7 Inches |
Part Number | EGD-YZ1 |
Model | EGD-YZ1 |
More information #ad
6. GasKnight
#ad
Methane & Butane Gases w Free EBOOK!, Kitchen, LNG, Camper, Trailer or RV. Plug-in Gas Leak Sensor for Explosive LPG, Natural Gas Detector and Propane Detector. Natural Gas Alarm and Monitor for Home
#adGasKnight #ad - Free 2-year warranty available. 9989 happiness guaranteed - in plain english, if you don't like your gasknight, we'll refund your money. 9989 protect your family! - be worry free and know you did everything to keep your family safe from accidents caused by dangerous gas leaks from your stove, washing machine, water heater, furnace, kitchen, fireplace, garage or grill.9989 get maximum safety - the all-in-one gasknight natural gas leak detector detects the main deadly gases: 1.
More information #ad
Propane lPG or liquefied petroleum gas. Natural gas methane, butane, LNG, ethane, etc and 2.9989 save your time- plug and play! don't waste your precious, limited free time with complex installations and never change a battery! Just plug in and get on with your day! 9989 stay stylish - no tacky cord! don't drill holes in your wall! This sleek and modern white natural gas alarm is wireless and will complement the style of your home or camper without detracting from your interior design. Order yours today! We are an American company.
Brand | GasKnight #ad |
Manufacturer | GasKnight #ad |
Height | 1.2 Inches |
Length | 3.4 Inches |
Weight | 0.19 Pounds |
Width | 3.2 Inches |
Part Number | ekspqcmdyw1126t |
Model | Original (QG002) |
More information #ad
7. Beautygrowing
#ad
Household Propane Leak Detector for Home Kitchen 1, White, Natural Gas Detector, Gas Leak Detector
#adBeautygrowing #ad - During this time period, the gas test will not work. You need to wait for the display to show 0 the system enters the working state before it can be tested normally. Gas leak detector adopts Easy-to-install Design, can be used by plugging directly into the power socket to detect leaked gas.Natural gas detector:Gas leak detectors for home use make your environment safer. Easy to install:gas leak detector adopts Easy-to-install Design, can be used by plugging directly into the power socket to detect leaked gas.
More information #ad
Gas leak detector:Adopt high-precision sensor technology to accurately monitor leaked gas. Led digital display & sound warning:gas detector offers Voice Notification and a digital readout of the GAS concentration. When gas leak concentration reaches presetting level, the alarm provides a visual and audible signal. Precautions:the system warm-up time is about 2-3 minutes.Brand | Beautygrowing #ad |
Manufacturer | Shenzhen Bairenji Technology Co., Ltd #ad |
Part Number | BRJ-502 |
Model | BRJ-502 |
More information #ad
8. EG
#ad
Natural Gas Detector and Propane Detector; Gas Leak Alarm for Home, LNG, Methane, RV; Monitor Combustible Explosive Gases Like LPG, Butane; eBook, Kitchen, Trailer, Camper
#adEG #ad - We have midwest-based chemist on staff to answer any questions you have. Original design & lifetime usa support - we have worked with the supplier that holds this product’s design rights so we are sure this item is tried and tested. Feel more assured that your family is safe.Safety - help reduce your worries that the stove gas has been left on accidentally. Durable - shelled in double-sided ABS, this product wipes clean easily. Monitor is tested to meet UL 1484 specifications. Use in the kitchen or in your camper. This explosive gas leak alarm will sound an 80dB siren and speaking voice alarm with top flashing red light when it detects combustible gases including kitchen methane / natural gas or camping propane before it reaches an explosive level leading to fires.
More information #ad
View the concentration of combustible gas on the LED screen before it reaches its explosive concentration level. Scientific - this alarm precisely measures and displays concentration of combustible gas as an easy-to-read percentage from 0% to 20% of LEL. This alarm will also help prevent someone from leaving on the stove, reducing your gas bill. Also included will be a 20+ page eBook on Gas and Air Quality Hazards that will be bundled with this alarm. Audible siren and speaking alarm sounds when gas level reaches 5% of Lower Explosive Limit LEL. Economical & green - this alarm uses
Brand | EG #ad |
Manufacturer | EG #ad |
Height | 1.6 Inches |
Length | 5.2 Inches |
Weight | 0.46 Pounds |
Width | 3.6 Inches |
Part Number | EG-NGD050 |
More information #ad
9. GasKnight
#ad
RV. Plug-in Gas Leak Sensor for LPG, LNG, Camper, Trailer, Kitchen, Methane & Butane Gases, GasKnight 2.0 Natural Gas Detector & Propane Detector w LCD Display. Natural Gas Alarm / Monitor for Home
#adGasKnight #ad - Propane lPG or liquefied petroleum gas. 9989 protect your family to the max! – the all-in-one gasknight 2. 0 natural gas leak detector detects these main deadly gases once an 8% LEL is reached: 1. 9989 get maximum precision – the gasknight 2.0 has an lcd screen that displays precise, real-time gas % readings so that you know the exact gas concentration in the air of your home at all times. Free 18 month warranty available.
More information #ad
9989 happiness guaranteed - in plain english, if you don't like your gasknight 2. 0, we'll refund your money. 9989 stay stylish – this newly released natural gas alarm is sleek and modern and has a beautiful blue LCD screen that will complement the style of your home or camper without detracting from your interior design. Order yours today! Natural gas methane, butane, ethane, LNG, etc and 2.9989 get installation flexibility- this propane alarm has an extra-long 6 foot power cord which allows you to install it in the exact ideal location in your house to allow for proper gas detection. We are an American company.
Brand | GasKnight #ad |
Manufacturer | GasKnight #ad |
Height | 1.8 Inches |
Length | 5.6 Inches |
Weight | 9.5 ounces |
Width | 4.8 Inches |
Part Number | GK-2.0 |
Model | GK-2.0 |
More information #ad
10. PANGAEA
#ad
Portable Gas Tester Detector, Bright LED Screen, Natural Gas Methane or LPG Liquified Propane Gas, Combustible Gas Sensor Sniffer Natural Gas/Methane Model, PANGAEA Digital Gas Detector
#adPANGAEA #ad - Large led display shows the concentration level of the gas leak detected in real time. Minimum 50 PPM methane. Use 3xaa batteries. Compact size, light weight, easy to carry and operate.Instant response, pinpoint leak position, whether in your home or in your RV. Audio & visible leakage alarm indication and adjustable sensitivity. Portable gas detector for detecting gas leaks of natual gas or propane.
More information #ad
Long flexible stainless probe reaches all areas. Two models available for more accurate detection: natural gas/methane model for detecting natural gas, normally in portable gas cylinder used in your RV, normally used in house with gas pipelines coming from gas companies; Propane/LPG Model for detecting propane, or for your backyard BBQ. Audible semiconductor probe and auto fast warm-up.Brand | PANGAEA #ad |
Manufacturer | Pangaea #ad |
Height | 1.46 Inches |
Length | 9.65 Inches |
Width | 6.61 Inches |
Part Number | PHG100 |
Model | PHG100 |
More information #ad