Gas Detector

Security Alarms listings for Gas Detector so you can compare what actually ships.

[September Stock Up] TOPTES CT-580 Portable Carbon Monoxide Detector - Rechargeable USB-C Hardware Tool with Vibration, Visual & Audible Alarms, 0-1000PPM TFT Color Display, ABS Plastic for Home, Business Use

4.4

328 sold

$65.99

Portable Combustible Gas Sniffer, 8-in Flexible Gooseneck Safety Sensor Detector with Adjustable Sensitivity for Indoor/Outdoor Natural Gas, Propane, Methane, Butane, LPG Detection, Both Indoor/Outdoor

6 sold

$14.99

2-Pack 5-in-1 Multi-Sensor Home Safety Equipment - Plug-in Portable Carbon Monoxide Detector with Battery Backup, Detects Combustible Gas, Smoke, Temperature, Humidity for Home, RV Emergency Security (CO Detection Included)

4.7

73 sold

$55.99

Portable 6-in-1 Gas & Environment Detector with HD Screen, Natural Gas Monitoring, Temperature & Humidity Tracking, Battery Backup for Dorm, Kitchen, RV & Apartment

19 sold

$9.99

4-in-1 Portable Air Detector with Real-Time CO Temperature Humidity Sensor combustible Gas Detector Plug-in Use with Real-Time LCD Display & Audible Alarm for Bedroom, Kitchen, Garage

5.0

31 sold

$29.99

Free shipping

[ToolUpgrade] TopTes PT520A Gas Leak Detector with 17-in Gooseneck Sensor, 50-10,000 ppm Range, 7 Colored Bars Alarm, Emergency Safety Tool for Home/RV, Detects Propane/Natural Gas, Rechargeable Portable Orange (3×AAA Batteries Included)

4.8

1.4K sold

$85.79

Multi-functional Detector Natural Gas Detector with Temperature Humidity Sensor Plug In Digital Display Gas Detector for Home Kitchen Garage RV Apartment

4.0

29 sold

$32.99

Professional LPG LNG Gas Detector nsitivity Digital Display Audio Alarm Methane Butane Combustible Leakage Tester CSA Approved for Kitchen Camper Industrial Pipeline Inspection

4.5

24 sold

$11.50

5-in-1 Indoor Home Environment Monitor - Carbon Monoxide Detector, Natural Gas Sensor, Temp & Humidity Tester, Color Display, Plug-in With Backup Battery for Kitchen, RV

9 sold

$34.99

WJL-6000PRO 2-in-1 Natural Gas & Refrigerant Leak Detector, HVAC Leak Detector with Audible-Visual Alarm, USB-C Rechargeable 1800 mAh Battery, All-Metal Design, 100-9999ppm/LEL% Display for R134A R410A R32 R600a Propane Methane Freon Car Gas Sniffer

7 sold

$45.59

YoungSa RV Propane Gas Portable Detector - 2-in-1 LP & 150ppm CO Alarm, 3min Warmup, 85dB Loud Gas Alarm, Red Flash Alert, Separate LED Indicator, 5-Year Lifespan, 4-20in Range, DC Power Supply for Motorhome

4.7

927 sold

$37.99

Protmex 3-in-1 Plug-in Ca-rbon Mon-oxide Detector, Portable C/O Alarm with Temperature & Humidity Monitor, 2.0-inch Display, 85dB Dual Alarm, Backup Battery for Home RV Bedroom Office

5.0

12 sold

$29.99

Veevvio Natural Gas Leak Detector - Combustible Gas Sniffer with 11 in Gooseneck Probe, 6 Batteries for Home, RV Use (Detects Propane, Methane)

5.0

1 sold

$24.99

Gas Leak Detector, Portable Gas Sniffer with Audible & Visual , for Combustible Gas Like , -50A

4.5

33 sold

$20.64

Dual Sensor Gas Leak Alarm - Sports & Outdoor Accessory, WiFi Smart Monitor, App Remote Alarm, LCD Digital Display, 30 Seconds Fast Response, Emergency Phone Alerts, Real-Time Gas Concentration Display, Prevents Explosions

4 sold

$16.68

Plug-in Indoor CO + LEL Gas Monitor, 2-in-1 Security Alarm Device with Built-in Sensors, LCD Display, 85dB Alarm for Kitchen, Basement

$29.99

iezcetom 4-in-1 Digital Portable Plug-in Carbon Monoxide Detector, Combustible Gas Detector with Temperature & Humidity Display, Adjustable Brightness, Gas Type Switch, Visual & Audio Alert for Boats, Kitchens, Home, RV

4.0

29 sold

$22.85

Gas Detector, PT177 Gas Leak Detector with Audible & Visual , Portable Gas Sniffer to Locate Combustible Leak Sources Like , for Home (Includes x2)-Orange

1 sold

$8.49

2026 Upgraded 6-in-1 Rectangular Portable Gas Alert Detector, Air Quality Temp & Humidity Monitor with HD Display, Plug-and-Play, Battery Backup for Home, RV

4.0

56 sold

$38.99

[ToolUpgrade] TopTes PT199 Portable Natural Combustible Gas Detector-LPG Methane Sniffer for RV Owners, 50-1000 ppm, Audible Alert, Visual Alarm, LCD Display, Auto Power Off, Easy to Carry, Personal Safety Alarm, Home Improvement 2 Batteries,1xUser Manual

4.7

24.5K sold

$39.99

Free shipping

Buwheekoki Multifunctional Compact 5-in-1 Portable Gas Detector for Gas Leak Detection & Kitchen Home Safety, with Temperature Sensor, Humidity Monitoring, High-Res Display, Plug-and-Play, Accurate Alerts, Included Batteries

4.5

50 sold

Limited time deal

$64.99

Free shipping

Portable CO & Natural Gas Detector with 5000mAh Power Bank, Dual Gas Carbon Monoxide Alarm Monitor for Camping RV Home Kitchen, Waterproof 90dB Audio Visual Alert

3.8

59 sold

Limited time deal00:00:00

-57%$14.99$34.99

8-in-1 Compact Multi-Sensor Portable Combustible Gas & Environmental Detector - LCD Display, Temperature & Humidity Monitoring, High Accuracy Alert, Easy Installation, Plug-and-Play, Ideal for Apartments, RVs

21 sold

Flash sale00:00:00

-26%$19.90$26.90

[ToolUpgrade] TopTes PT177 Portable Combustible Detector - Orange, Natural Gas Locator with 75db Audible & Visual Alerts, 50 to 1,000 ppm Methane/Propane Detection, Clip-and-Go Personal Safety Alarm for Homeowners (2 Batteries, Drawstring Bag Included)

4.7

2.8K sold

$45.98

Free shipping

Portable Detector 4-in-1 with Natural Gas & Temperature Humidity Sensors, Plug-and-Play Design, High-Definition Display, Accurate Alerts, Ideal for Kitchen, Garage, RVs & Apartments

4.7

80 sold

Limited time deal

$29.99

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