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FaucetsMore Top BrandsResold Air PurifiersResold Cooling & HeatingResold DysonResold HeatersResold Home ImprovementResold SharkResold WINIXSafety Equipment and GearAir QualityAir ToolsAlarm SystemsAll Garage StorageAll Home SecurityAll Renewable EnergyAll Tool SetsAmerican StandardBathroom Cabinets & FixturesBathroom HardwareBathroom PlumbingBLACK+DECKERBrackets and Angle IronsBreakers, Distributors, and Load CentersCarbon Monoxide AlarmsCaulking & SealantsCommercial LightingDehumidifiersDimmers, Switches, and Wall PlatesDimplexDoor HardwareDoor Security HardwareDoor WeatherproofingDoorbellsDyson Air QualityElectric MotorsElectrical ToolsElectrical Wire & CableElectronic Communication ComponentsEmergency Prep Baby SuppliesEmergency SuppliesEmersonEvaporative Coolers and PartsExtension CordsFastenersFiltreteFire SafetyFireplacesFlashlightsFlooring by RoomFurniture HardwareGarage CabinetsGarage Door Openers and HardwareGarage Storage SystemsGarbage DisposalsGate HardwareGatesGuttering & DrainageHand ToolsHardware KnobsHome SafetyHooksHVAC Ducting and VentilationInsulationKiddeKitchen Fixtures and MaterialsKitchen HardwareKitchen PlumbingLaskoLevoitLight BulbsMailboxes and Mailbox AccessoriesMayfairMechanics ToolsMetal CuttingMideaNext-day Delivery CoolingOutletsPadlocksPaint Supplies & ToolsPersonal PreparednessPersonal Protective EquipmentPersonal SafetyPipes, Fittings & AccessoriesPlug AdaptersPower Tool AccessoriesPower ToolsPower TransformersProjectsProtective Metal Working GearRegisters and GrillsSafety DetectorsSealants, Fillers and AdhesivesShop Plumbing BrandsShop Plumbing by FixtureSolar AccessoriesSolar Charge ControllerSolderingSpecialty PaintSpray PaintStorage ContainersStorm & Flood PrepStovesSurveillanceTestersThermostatsToilets and BidetsTool Equipment & StorageTOTOUtility CartsUtility FixturesUtility Sinks & FaucetsValves & Valve RepairWater DispensersWater FiltersWater Filtration & Water SoftenersWater HeatersWater Heaters, Pumps & TanksWeatherproof CoversWeatherstrippingWeldersWildfire PrepWinter PrepWoodworking Tools

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Uses item details. Price when purchased online

Best seller LUXY SONIC 4-in-1 Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV(1 Pack) From $35.97

LUXY SONIC 4-in-1 Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV(1 Pack)
Options
Sponsored
From$3597

LUXY SONIC 4-in-1 Combustible Gas & C O Detector with Temperature and Humidity Display, Plug-in Portable Gas Leak Alarm for Home, Apartment, Hotel, Camping, RV(1 Pack)

5 out of 5 Stars. 10 reviews

Elitech ILD-100H HVAC Refrigerant Leak Detector Heated Diode Sensor Life Halogen Freon Sniffer, Air Conditioning Detection, Automotive Gas Finder $129.99

Elitech ILD-100H HVAC Refrigerant Leak Detector Heated Diode Sensor Life Halogen Freon Sniffer, Air Conditioning Detection, Automotive Gas Finder
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current price $129.99

Elitech ILD-100H HVAC Refrigerant Leak Detector Heated Diode Sensor Life Halogen Freon Sniffer, Air Conditioning Detection, Automotive Gas Finder

5 out of 5 Stars. 2 reviews

Reduced price 6-in-1 Portable Air Quality Monitor, Environment Detector,HD Display Temperature Humidity,Built-in Battery,High Accuracy Sensors for Home, RV,Hotel,Camping,Car,Travel,silver,3 pack From $35.99

6-in-1 Portable Air Quality Monitor, Environment Detector,HD Display Temperature Humidity,Built-in Battery,High Accuracy Sensors for Home, RV,Hotel,Camping,Car,Travel,silver,3 pack
Options
Sponsored
From$3599

6-in-1 Portable Air Quality Monitor, Environment Detector,HD Display Temperature Humidity,Built-in Battery,High Accuracy Sensors for Home, RV,Hotel,Camping,Car,Travel,silver,3 pack

Newentor CO2 Monitor, Indoor Air Quality Meters, Real-Time Temperature & Humidity Monitor, Carbon Dioxide Detector with Alerts, Alarm Clock, for Home, Office, and Greenhouse Use, Black From $49.99 Was $79.99

Newentor CO2 Monitor, Indoor Air Quality Meters, Real-Time Temperature & Humidity Monitor, Carbon Dioxide Detector with Alerts, Alarm Clock, for Home, Office, and Greenhouse Use, Black
Options
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From$4999

Newentor CO2 Monitor, Indoor Air Quality Meters, Real-Time Temperature & Humidity Monitor, Carbon Dioxide Detector with Alerts, Alarm Clock, for Home, Office, and Greenhouse Use, Black

4.5 out of 5 Stars. 50 reviews

Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor Portable Electrochemical Sensor Alarm for Home, Travel, Car, Apartment Air Quality Tester $29.99 Was $39.99

Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor Portable Electrochemical Sensor Alarm for Home, Travel, Car, Apartment Air Quality Tester
current price Now $29.99, Was $39.99

Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor Portable Electrochemical Sensor Alarm for Home, Travel, Car, Apartment Air Quality Tester

5 out of 5 Stars. 9 reviews

NFTIGB PM2.5 PM10 High Precision Air Particle Concentration Laser Dust Detection Sensor SDS011 Module with USB to TTL Cable Reliable Monitor $39.94

NFTIGB PM2.5 PM10 High Precision Air Particle Concentration Laser Dust Detection Sensor SDS011 Module with USB to TTL Cable Reliable Monitor
current price $39.94

NFTIGB PM2.5 PM10 High Precision Air Particle Concentration Laser Dust Detection Sensor SDS011 Module with USB to TTL Cable Reliable Monitor

Portable CO2 Detector 3-in-1 Carbon Monoxide Sensor | Handheld Indoor Air Quality Monitor | Measures CO2 Levels, Temperature, Humidity | Rechargeable | Compact | For Home, Car, RV | 85x51x17mm $15.67

Portable CO2 Detector 3-in-1 Carbon Monoxide Sensor | Handheld Indoor Air Quality Monitor | Measures CO2 Levels, Temperature, Humidity | Rechargeable | Compact | For Home, Car, RV | 85x51x17mm
current price $15.67

Portable CO2 Detector 3-in-1 Carbon Monoxide Sensor | Handheld Indoor Air Quality Monitor | Measures CO2 Levels, Temperature, Humidity | Rechargeable | Compact | For Home, Car, RV | 85x51x17mm

4 out of 5 Stars. 1 reviews

Clearance Dxssxc 3-in-1 CO Temperature and Humidity Sensor, Kitchen Garage Air Quality Monitor with Alarm, Indoor Environment Detector for Home Safety and Comfort Was $23.99

Dxssxc 3-in-1 CO Temperature and Humidity Sensor, Kitchen Garage Air Quality Monitor with Alarm, Indoor Environment Detector for Home Safety and Comfort
B-3, variant on Dxssxc 3-in-1 CO Temperature and Humidity Sensor, Kitchen Garage Air Quality Monitor with Alarm, Indoor Environment Detector for Home Safety and Comfort
C-4, variant on Dxssxc 3-in-1 CO Temperature and Humidity Sensor, Kitchen Garage Air Quality Monitor with Alarm, Indoor Environment Detector for Home Safety and Comfort
Options

Dxssxc 3-in-1 CO Temperature and Humidity Sensor, Kitchen Garage Air Quality Monitor with Alarm, Indoor Environment Detector for Home Safety and Comfort

GJX Portable Handheld CO2 Detector Accurate CO Sensor Monitors Indoor Air Quality Temperature Humidity for Home Tent Car RV Compact Lightweight with Charging $18.79

GJX Portable Handheld CO2 Detector Accurate CO Sensor Monitors Indoor Air Quality Temperature Humidity for Home Tent Car RV Compact Lightweight with Charging
current price $18.79

GJX Portable Handheld CO2 Detector Accurate CO Sensor Monitors Indoor Air Quality Temperature Humidity for Home Tent Car RV Compact Lightweight with Charging

Suodoka 3-in-1 Indoor Air Quality Tester High Accuracy HCHO Temperature Humidity Detector Portable Sensor for Rental House Office Classroom Home Monitoring $24.74

Suodoka 3-in-1 Indoor Air Quality Tester High Accuracy HCHO Temperature Humidity Detector Portable Sensor for Rental House Office Classroom Home Monitoring
current price $24.74

Suodoka 3-in-1 Indoor Air Quality Tester High Accuracy HCHO Temperature Humidity Detector Portable Sensor for Rental House Office Classroom Home Monitoring

Elitech Infrared Refrigerant Leak Detector HVAC Halogen Gas AC Sniffer $190.99

Elitech Infrared Refrigerant Leak Detector HVAC Halogen Gas AC Sniffer
Sponsored
current price $190.99

Elitech Infrared Refrigerant Leak Detector HVAC Halogen Gas AC Sniffer

Best seller Natural Gas Detector CH4, Combustible Gas Methane Alarm Battery Powered with Light & Audible Indicator,Gas Monitor Sensor for Home RV Kitchen Apartment Safety (Battery included) $37.99

Natural Gas Detector CH4, Combustible Gas Methane Alarm Battery Powered with Light & Audible Indicator,Gas Monitor Sensor for Home RV Kitchen Apartment Safety (Battery included)
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current price $37.99

Natural Gas Detector CH4, Combustible Gas Methane Alarm Battery Powered with Light & Audible Indicator,Gas Monitor Sensor for Home RV Kitchen Apartment Safety (Battery included)

4.1 out of 5 Stars. 13 reviews

WEXOPE Multifunctional Portable Air Quality Detector, Built - In Temp Humidity Sensor HD Screen, Real - Time Alarm, Battery Backup for Kitchen Garage RV Apartment Indoor Air Monitoring,White $28.89

WEXOPE Multifunctional Portable Air Quality Detector, Built - In Temp Humidity Sensor HD Screen, Real - Time Alarm, Battery Backup for Kitchen Garage RV Apartment Indoor Air Monitoring,White
current price $28.89

WEXOPE Multifunctional Portable Air Quality Detector, Built - In Temp Humidity Sensor HD Screen, Real - Time Alarm, Battery Backup for Kitchen Garage RV Apartment Indoor Air Monitoring,White

3 Pcs Air Quality Monitor,Environment Detector for Indoor,6-in-1 Portable Digital Monitor with Multi Sensor,Dual Power Supply for Home,RV,Hotel,Outdoor Travel From $19.88

3 Pcs Air Quality Monitor,Environment Detector for Indoor,6-in-1 Portable Digital Monitor with Multi Sensor,Dual Power Supply for Home,RV,Hotel,Outdoor Travel
1pcs, variant on 3 Pcs Air Quality Monitor,Environment Detector for Indoor,6-in-1 Portable Digital Monitor with Multi Sensor,Dual Power Supply for Home,RV,Hotel,Outdoor Travel
2pcs, variant on 3 Pcs Air Quality Monitor,Environment Detector for Indoor,6-in-1 Portable Digital Monitor with Multi Sensor,Dual Power Supply for Home,RV,Hotel,Outdoor Travel
3pcs, variant on 3 Pcs Air Quality Monitor,Environment Detector for Indoor,6-in-1 Portable Digital Monitor with Multi Sensor,Dual Power Supply for Home,RV,Hotel,Outdoor Travel
Options
From$1988

3 Pcs Air Quality Monitor,Environment Detector for Indoor,6-in-1 Portable Digital Monitor with Multi Sensor,Dual Power Supply for Home,RV,Hotel,Outdoor Travel

Honeywell C7735A1000 Discharge Air Temperature Sensor $36.47

Honeywell C7735A1000 Discharge Air Temperature Sensor
current price $36.47

Honeywell C7735A1000 Discharge Air Temperature Sensor

FHBVT 5 In 1 Indoor Air Quality Monitor HCHO TVOC CO2 Tester Temperature Humidity Sensor Rechargeable LED Display with Alarm Accurate Reading Air Detector for Home Office Bedroom Living Room $12.97

FHBVT 5 In 1 Indoor Air Quality Monitor HCHO TVOC CO2 Tester Temperature Humidity Sensor Rechargeable LED Display with Alarm Accurate Reading Air Detector for Home Office Bedroom Living Room
current price $12.97

FHBVT 5 In 1 Indoor Air Quality Monitor HCHO TVOC CO2 Tester Temperature Humidity Sensor Rechargeable LED Display with Alarm Accurate Reading Air Detector for Home Office Bedroom Living Room

3-in-1 CO Detector Temperature and Humidity Monitor, Digital Display Alarm for Kitchen Garage Indoor Air Quality, Battery Powered Safety Sensor,B Was $19.99

3-in-1 CO Detector Temperature and Humidity Monitor, Digital Display Alarm for Kitchen Garage Indoor Air Quality, Battery Powered Safety Sensor,B

3-in-1 CO Detector Temperature and Humidity Monitor, Digital Display Alarm for Kitchen Garage Indoor Air Quality, Battery Powered Safety Sensor,B

Dust Haze Sensor,G5 PMS5003 PM2.5 Sensor Air Quality Monitoring Dust Haze Tester,PM2.5 Sensor $21.89

Dust Haze Sensor,G5 PMS5003 PM2.5 Sensor Air Quality Monitoring Dust Haze Tester,PM2.5 Sensor
current price $21.89

Dust Haze Sensor,G5 PMS5003 PM2.5 Sensor Air Quality Monitoring Dust Haze Tester,PM2.5 Sensor

Clearance Kitchen Temperature Humidity CO Detector Monitor,Digital Air Quality Sensor Alarm System Device,Accurate Reading Safety Monitoring Device Tool,Indoor Kitchen Garage Environment Protection Device From $21.90

Kitchen Temperature Humidity CO Detector Monitor,Digital Air Quality Sensor Alarm System Device,Accurate Reading Safety Monitoring Device Tool,Indoor Kitchen Garage Environment Protection Device
B, variant on Kitchen Temperature Humidity CO Detector Monitor,Digital Air Quality Sensor Alarm System Device,Accurate Reading Safety Monitoring Device Tool,Indoor Kitchen Garage Environment Protection Device
C, variant on Kitchen Temperature Humidity CO Detector Monitor,Digital Air Quality Sensor Alarm System Device,Accurate Reading Safety Monitoring Device Tool,Indoor Kitchen Garage Environment Protection Device
Options
From$2190

Kitchen Temperature Humidity CO Detector Monitor,Digital Air Quality Sensor Alarm System Device,Accurate Reading Safety Monitoring Device Tool,Indoor Kitchen Garage Environment Protection Device

Mitsubishi MOS1 RedLINK - Wireless Outside Air Sensor $149.95

Mitsubishi MOS1 RedLINK - Wireless Outside Air Sensor
current price $149.95

Mitsubishi MOS1 RedLINK - Wireless Outside Air Sensor

Inkird Home Radon Detector, Portable Radon Meter, Short-Term and Long-Term Accurate Monitoring 2-Year Battery,White From $89.99

Inkird Home Radon Detector, Portable Radon Meter, Short-Term and Long-Term Accurate Monitoring 2-Year Battery,White
Options
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From$8999

Inkird Home Radon Detector, Portable Radon Meter, Short-Term and Long-Term Accurate Monitoring 2-Year Battery,White

4.4 out of 5 Stars. 21 reviews

VEVOR Carbon Dioxide Monitor, CO2 Controller with Temperature and Humidity Display, NDIR Sensor, Carbon Dioxide Detector for Bedside, Home, Office, Car, Lightweight & Portable $25.11 Was $39.99

VEVOR Carbon Dioxide Monitor, CO2 Controller with Temperature and Humidity Display, NDIR Sensor, Carbon Dioxide Detector for Bedside, Home, Office, Car, Lightweight & Portable
Sponsored
current price Now $25.11, Was $39.99

VEVOR Carbon Dioxide Monitor, CO2 Controller with Temperature and Humidity Display, NDIR Sensor, Carbon Dioxide Detector for Bedside, Home, Office, Car, Lightweight & Portable

1 out of 5 Stars. 1 reviews

Air Conditioner Temperature Sensor Universal Ac Thermostat Sensor For Replacement Digital Temperature Transmitter Waterproof Stainless Steel Probe $9.78

Air Conditioner Temperature Sensor Universal Ac Thermostat Sensor For Replacement Digital Temperature Transmitter Waterproof Stainless Steel Probe
current price $9.78

Air Conditioner Temperature Sensor Universal Ac Thermostat Sensor For Replacement Digital Temperature Transmitter Waterproof Stainless Steel Probe

1 out of 5 Stars. 1 reviews

Osfvolr CO2 Carbon Dioxide Detector TVOC HCHO Air Quality Temperature Humidity Tester Gas Detector Co2 Meter Air Quality Sensor $15.39

Osfvolr CO2 Carbon Dioxide Detector TVOC HCHO Air Quality Temperature Humidity Tester Gas Detector Co2 Meter Air Quality Sensor
current price $15.39

Osfvolr CO2 Carbon Dioxide Detector TVOC HCHO Air Quality Temperature Humidity Tester Gas Detector Co2 Meter Air Quality Sensor

High Precision Air Quality Detection Transmitter Indoor Temperature Humidity Air Quality Sensor DC 24V $100.05

High Precision Air Quality Detection Transmitter Indoor Temperature Humidity Air Quality Sensor DC 24V
current price $100.05

High Precision Air Quality Detection Transmitter Indoor Temperature Humidity Air Quality Sensor DC 24V

3-in-1 Portable CO2 Meter, Handheld Air Quality Detector with Carbon Monoxide Sensor and Temperature Humidity Monitor for Home Office Car and Travel, 3.35x2.01x0.67in $18.99

3-in-1 Portable CO2 Meter, Handheld Air Quality Detector with Carbon Monoxide Sensor and Temperature Humidity Monitor for Home Office Car and Travel, 3.35x2.01x0.67in
current price $18.99

3-in-1 Portable CO2 Meter, Handheld Air Quality Detector with Carbon Monoxide Sensor and Temperature Humidity Monitor for Home Office Car and Travel, 3.35x2.01x0.67in

4.7 out of 5 Stars. 3 reviews

3-in-1 Portable CO2 Detector with Carbon Monoxide Sensor, Rechargeable Handheld Indoor Air Quality Monitor with Temperature & Humidity for Home, Car and RV $26.60 Was $29.99

3-in-1 Portable CO2 Detector with Carbon Monoxide Sensor, Rechargeable Handheld Indoor Air Quality Monitor with Temperature & Humidity for Home, Car and RV
current price Now $26.60, Was $29.99

3-in-1 Portable CO2 Detector with Carbon Monoxide Sensor, Rechargeable Handheld Indoor Air Quality Monitor with Temperature & Humidity for Home, Car and RV

1 out of 5 Stars. 1 reviews

YoLink Smart X3 version Outdoor Temperature data logger with Probe, Thermometer, 1/4 Mile Range, 5+ Years Battery Life, Emails, Text, App Alerts, Alexa, IFTTT. Pool, Hot Tub,Fish Tank. Hub Required! From $35.99

YoLink Smart X3 version Outdoor Temperature data logger with Probe, Thermometer, 1/4 Mile Range, 5+ Years Battery Life, Emails, Text, App Alerts, Alexa, IFTTT. Pool, Hot Tub,Fish Tank. Hub Required!
With Hub, variant on YoLink Smart X3 version Outdoor Temperature data logger with Probe, Thermometer, 1/4 Mile Range, 5+ Years Battery Life, Emails, Text, App Alerts, Alexa, IFTTT. Pool, Hot Tub,Fish Tank. Hub Required!
Without Hub, variant on YoLink Smart X3 version Outdoor Temperature data logger with Probe, Thermometer, 1/4 Mile Range, 5+ Years Battery Life, Emails, Text, App Alerts, Alexa, IFTTT. Pool, Hot Tub,Fish Tank. Hub Required!
Options
From$3599

YoLink Smart X3 version Outdoor Temperature data logger with Probe, Thermometer, 1/4 Mile Range, 5+ Years Battery Life, Emails, Text, App Alerts, Alexa, IFTTT. Pool, Hot Tub,Fish Tank. Hub Required!

5 out of 5 Stars. 4 reviews

Aqara Environment Sensor: Monitor Temperature, Humidity, and Air Pressure | Works with Apple HomeKit, Xiaomi/Aqara Hubs via Zigbee From $23.18

Aqara Environment Sensor: Monitor Temperature, Humidity, and Air Pressure | Works with Apple HomeKit, Xiaomi/Aqara Hubs via Zigbee
1 Pcs, variant on Aqara Environment Sensor: Monitor Temperature, Humidity, and Air Pressure | Works with Apple HomeKit, Xiaomi/Aqara Hubs via Zigbee
2 Pcs, variant on Aqara Environment Sensor: Monitor Temperature, Humidity, and Air Pressure | Works with Apple HomeKit, Xiaomi/Aqara Hubs via Zigbee
3 Pcs, variant on Aqara Environment Sensor: Monitor Temperature, Humidity, and Air Pressure | Works with Apple HomeKit, Xiaomi/Aqara Hubs via Zigbee
4 Pcs, variant on Aqara Environment Sensor: Monitor Temperature, Humidity, and Air Pressure | Works with Apple HomeKit, Xiaomi/Aqara Hubs via Zigbee
Options
From$2318

Aqara Environment Sensor: Monitor Temperature, Humidity, and Air Pressure | Works with Apple HomeKit, Xiaomi/Aqara Hubs via Zigbee

Specollect 1 Pcs 5-in-1 Portable Air Quality Monitor with Temperature Humidity Sensor, Plug-and-Play High-Definition Display, Accurate Alerts for Kitchen Garage RV Apartment $24.98

Specollect 1 Pcs 5-in-1 Portable Air Quality Monitor with Temperature Humidity Sensor, Plug-and-Play High-Definition Display, Accurate Alerts for Kitchen Garage RV Apartment
current price $24.98

Specollect 1 Pcs 5-in-1 Portable Air Quality Monitor with Temperature Humidity Sensor, Plug-and-Play High-Definition Display, Accurate Alerts for Kitchen Garage RV Apartment

Reduced price Portable Air Monitor Indoor Outdoor, 5-in-1 Professional Portable TVOC Detector, HCHO Humidity Temperature Meter, White From $19.99 Was $39.99

Portable Air Monitor Indoor Outdoor, 5-in-1 Professional Portable TVOC Detector, HCHO Humidity Temperature Meter, White
Options
Sponsored
From$1999

Portable Air Monitor Indoor Outdoor, 5-in-1 Professional Portable TVOC Detector, HCHO Humidity Temperature Meter, White

Briidea Power Failure Outage Alarm for Freezer, with LED Indicator Lights and 80-120dB Adjustable Alarm, Perfect for Monitoring Refrigerators, Freezers, and Sewage From $19.99

Briidea Power Failure Outage Alarm for Freezer, with LED Indicator Lights and 80-120dB Adjustable Alarm, Perfect for Monitoring Refrigerators, Freezers, and Sewage
Options
Sponsored
From$1999

Briidea Power Failure Outage Alarm for Freezer, with LED Indicator Lights and 80-120dB Adjustable Alarm, Perfect for Monitoring Refrigerators, Freezers, and Sewage

4.8 out of 5 Stars. 16 reviews

150 PSI Pressure Transducer Sensor with Cable, 1/4"NPT Stainless Steel for Oil Fuel Water Air 12 Month Warranty $22.89

150 PSI Pressure Transducer Sensor with Cable, 1/4"NPT Stainless Steel for Oil Fuel Water Air 12 Month Warranty
current price $22.89

150 PSI Pressure Transducer Sensor with Cable, 1/4"NPT Stainless Steel for Oil Fuel Water Air 12 Month Warranty

- Wireless Outdoor Air Sensor $134.04

- Wireless Outdoor Air Sensor
current price $134.04

- Wireless Outdoor Air Sensor

Amketima Plug In Detector 4-in-1 Multifunctional Air Quality Monitor Temperature Humidity Sensor for Home Kitchen Bedroom RV Travel $17.99 Was $26.99

Amketima Plug In Detector 4-in-1 Multifunctional Air Quality Monitor Temperature Humidity Sensor for Home Kitchen Bedroom RV Travel
current price Now $17.99, Was $26.99

Amketima Plug In Detector 4-in-1 Multifunctional Air Quality Monitor Temperature Humidity Sensor for Home Kitchen Bedroom RV Travel

GJX Co2 Detector,Portable Handheld Air Quality Monitor with Carbon Monoxide Sensor,Indoor Temperature Humidity Meter for Home Office Car Rv Travel Safety Air Quality Monitor Indoor $20.00 Was $23.94

GJX Co2 Detector,Portable Handheld Air Quality Monitor with Carbon Monoxide Sensor,Indoor Temperature Humidity Meter for Home Office Car Rv Travel Safety Air Quality Monitor Indoor
current price Now $20.00, Was $23.94

GJX Co2 Detector,Portable Handheld Air Quality Monitor with Carbon Monoxide Sensor,Indoor Temperature Humidity Meter for Home Office Car Rv Travel Safety Air Quality Monitor Indoor

Portable CO Detector 3-in-1 Carbon Monoxide Sensor | Handheld Indoor Air Quality Monitor | Measures CO2 Levels, Temperature, Humidity | Compact | For Home, Car, RV | 85x51x17mm $31.99

Portable CO Detector 3-in-1 Carbon Monoxide Sensor | Handheld Indoor Air Quality Monitor | Measures CO2 Levels, Temperature, Humidity | Compact | For Home, Car, RV | 85x51x17mm
current price $31.99

Portable CO Detector 3-in-1 Carbon Monoxide Sensor | Handheld Indoor Air Quality Monitor | Measures CO2 Levels, Temperature, Humidity | Compact | For Home, Car, RV | 85x51x17mm

MOMOJIA Air Quality Monitor CO2 Detector High Accurate Sensor Air Quality Detector Air From $54.37

MOMOJIA Air Quality Monitor CO2 Detector High Accurate Sensor Air Quality Detector Air
BK, variant on MOMOJIA Air Quality Monitor CO2 Detector High Accurate Sensor Air Quality Detector Air
W, variant on MOMOJIA Air Quality Monitor CO2 Detector High Accurate Sensor Air Quality Detector Air
Options
From$5437

MOMOJIA Air Quality Monitor CO2 Detector High Accurate Sensor Air Quality Detector Air

Air Flow Sensor-New $52.84

Air Flow Sensor-New
current price $52.84

Air Flow Sensor-New

Clearance 3 in 1 CO Detector Temperature Humidity Sensor Monitor Alarm for Kitchen Garage Home Indoor Air Quality Safety Was $18.99

3 in 1 CO Detector Temperature Humidity Sensor Monitor Alarm for Kitchen Garage Home Indoor Air Quality Safety
B, variant on 3 in 1 CO Detector Temperature Humidity Sensor Monitor Alarm for Kitchen Garage Home Indoor Air Quality Safety
C, variant on 3 in 1 CO Detector Temperature Humidity Sensor Monitor Alarm for Kitchen Garage Home Indoor Air Quality Safety
Options

3 in 1 CO Detector Temperature Humidity Sensor Monitor Alarm for Kitchen Garage Home Indoor Air Quality Safety

Air Quality Monitor with NDIR Sensor, WiFi Smart Detector for PM2.5/10/1.0, HCHO, Temperature & Humidity, for TUYA App Control, Visual & Audible Alarm, Type-C Powered $76.34

Air Quality Monitor with NDIR Sensor, WiFi Smart Detector for PM2.5/10/1.0, HCHO, Temperature & Humidity, for TUYA App Control, Visual & Audible Alarm, Type-C Powered
current price $76.34

Air Quality Monitor with NDIR Sensor, WiFi Smart Detector for PM2.5/10/1.0, HCHO, Temperature & Humidity, for TUYA App Control, Visual & Audible Alarm, Type-C Powered

Johnson Controls TE-6361M-1 8 Duct Mount Air Temperature Sensor $46.21

Johnson Controls TE-6361M-1 8 Duct Mount Air Temperature Sensor
current price $46.21

Johnson Controls TE-6361M-1 8 Duct Mount Air Temperature Sensor

TOPGREENER Dual Tech Humidity Sensor Switch PIR Motion & Air Moisture Detection Bathroom Fan & Light Control NEUTRAL WIRE REQUIRED UL Listed TDHOS5 From $47.99

TOPGREENER Dual Tech Humidity Sensor Switch PIR Motion & Air Moisture Detection Bathroom Fan & Light Control NEUTRAL WIRE REQUIRED UL Listed TDHOS5
Available in additional 2 options
Options
From$4799

TOPGREENER Dual Tech Humidity Sensor Switch PIR Motion & Air Moisture Detection Bathroom Fan & Light Control NEUTRAL WIRE REQUIRED UL Listed TDHOS5

4.5 out of 5 Stars. 2 reviews

RRJ CO2 Detector, Portable Handheld Air Quality Monitor with Carbon Monoxide Sensor, Indoor Temperature Humidity Meter for Home Office Car RV Travel Safety $22.49

RRJ CO2 Detector, Portable Handheld Air Quality Monitor with Carbon Monoxide Sensor, Indoor Temperature Humidity Meter for Home Office Car RV Travel Safety
current price $22.49

RRJ CO2 Detector, Portable Handheld Air Quality Monitor with Carbon Monoxide Sensor, Indoor Temperature Humidity Meter for Home Office Car RV Travel Safety

6-in-1 Portable Air Quality Monitor, Environment Detector,HD Display Temperature Humidity,Built-in Battery,High Accuracy Sensors for Home, RV,Hotel,Camping,Car,Travel,Black,1 packs From $35.99

6-in-1 Portable Air Quality Monitor, Environment Detector,HD Display Temperature Humidity,Built-in Battery,High Accuracy Sensors for Home, RV,Hotel,Camping,Car,Travel,Black,1 packs
Black, variant on 6-in-1 Portable Air Quality Monitor, Environment Detector,HD Display Temperature Humidity,Built-in Battery,High Accuracy Sensors for Home, RV,Hotel,Camping,Car,Travel,Black,1 packs
silver, variant on 6-in-1 Portable Air Quality Monitor, Environment Detector,HD Display Temperature Humidity,Built-in Battery,High Accuracy Sensors for Home, RV,Hotel,Camping,Car,Travel,Black,1 packs
Options
From$3599

6-in-1 Portable Air Quality Monitor, Environment Detector,HD Display Temperature Humidity,Built-in Battery,High Accuracy Sensors for Home, RV,Hotel,Camping,Car,Travel,Black,1 packs

EXHUMKY Pneumatic Pressure for Air Compressor Control, Adjustable 120-150 Psi, Multi-Use Sensor $8.26 Was $10.74

EXHUMKY Pneumatic Pressure for Air Compressor Control, Adjustable 120-150 Psi, Multi-Use Sensor
current price Now $8.26, Was $10.74

EXHUMKY Pneumatic Pressure for Air Compressor Control, Adjustable 120-150 Psi, Multi-Use Sensor

Newentor CO2 Monitor, Indoor Air Quality Meters, Real-Time Temperature & Humidity Monitor, Carbon Dioxide Detector with Alerts, Alarm Clock, for Home, Office, and Greenhouse Use, Black Was $79.99

Newentor CO2 Monitor, Indoor Air Quality Meters, Real-Time Temperature & Humidity Monitor, Carbon Dioxide Detector with Alerts, Alarm Clock, for Home, Office, and Greenhouse Use, Black
Black, variant on Newentor CO2 Monitor, Indoor Air Quality Meters, Real-Time Temperature & Humidity Monitor, Carbon Dioxide Detector with Alerts, Alarm Clock, for Home, Office, and Greenhouse Use, Black
White, variant on Newentor CO2 Monitor, Indoor Air Quality Meters, Real-Time Temperature & Humidity Monitor, Carbon Dioxide Detector with Alerts, Alarm Clock, for Home, Office, and Greenhouse Use, Black
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Newentor CO2 Monitor, Indoor Air Quality Meters, Real-Time Temperature & Humidity Monitor, Carbon Dioxide Detector with Alerts, Alarm Clock, for Home, Office, and Greenhouse Use, Black

4.5 out of 5 Stars. 50 reviews

Water/Air/Solar Temperature Sensor Replacement for Pentair - Replaces 520272 - Includes 2" Pipe Clamp $19.99

Water/Air/Solar Temperature Sensor Replacement for Pentair - Replaces 520272 - Includes 2" Pipe Clamp
current price $19.99

Water/Air/Solar Temperature Sensor Replacement for Pentair - Replaces 520272 - Includes 2" Pipe Clamp

5 out of 5 Stars. 1 reviews

Homena Tuyas Zigbees Smarts Home Air Quality Sensor VOCs Formaldehyde Smarts Air Box, Gas Leak Sensor Security Alarm Zigbees Gateways From $36.50

Homena Tuyas Zigbees Smarts Home Air Quality Sensor VOCs Formaldehyde Smarts Air Box, Gas Leak Sensor Security Alarm Zigbees Gateways
Available in additional 2 options
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From$3650

Homena Tuyas Zigbees Smarts Home Air Quality Sensor VOCs Formaldehyde Smarts Air Box, Gas Leak Sensor Security Alarm Zigbees Gateways

Air Conditioner Replacement Part 5K Copper Head Temperature Sensor Probe $9.49

Air Conditioner Replacement Part 5K Copper Head Temperature Sensor Probe
current price $9.49

Air Conditioner Replacement Part 5K Copper Head Temperature Sensor Probe

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