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All AgricultureAll Industrial3D PrintersAcuRiteAgricultural Structures & HardwareAir Quality & Gas AnalyzersBarometersCalibrationChemicalsCommercial Refrigerators & Commercial FreezersData RecordersElectrical TestingElectronic & Bench TestingFood Preparation EquipmentFood Truck SuppliesForklift PartsHealthcare EssentialsHumidity MonitorsInspection & Analysis ToolsLincoln ElectricMedical BagsMicroscope AccessoriesMicroscopesMotion, Speed, Force MeasurementMSANetwork and Cable TestersOxygen ConcentratorsPatient CarePersonal Care ProductsPH and ThermometersPoultry CarePressure & VacuumRestaurant FurnitureRestroom FixturesSafety Signs, Tapes, & MarkersSandwich Shop SuppliesScalesSurface TestingTemperature & HumidityWaste ManagementWater Quality & InstrumentationWeather StationsWeight, Sound, and Light MeasurementWind Speed Gauges
Sensor Test(152)
Uses item details. Price when purchased online
Elitech Infrared Refrigerant Leak Detector HVAC Halogen Tester Gas Selectable $269.00
Sponsored
$26900
current price $269.00Elitech Infrared Refrigerant Leak Detector HVAC Halogen Tester Gas Selectable
NFTIGB High Accuracy Digital PH Electrode Probe ABS Non Rechargeable Sensor Tester Set 0-14 Range for Laboratory Water Quality Testing (8.66 inches / 22 cm) $17.09
$1709
current price $17.09NFTIGB High Accuracy Digital PH Electrode Probe ABS Non Rechargeable Sensor Tester Set 0-14 Range for Laboratory Water Quality Testing (8.66 inches / 22 cm)
Professional Food PH Meter High Accuracy Sensor Temp Acidity Tester for Brewing Cheese Meat Canning Dough Soil PH Meter $21.99 Was $24.76
Now$2199
current price Now $21.99, Was $24.76$24.76
Professional Food PH Meter High Accuracy Sensor Temp Acidity Tester for Brewing Cheese Meat Canning Dough Soil PH Meter
24.5 out of 5 Stars. 2 reviews
SMART SENSOR ST1393 EMF Meter Electromagnetic Field EMF Detector Handheld Digital LCD Electromagnetic Field Radiation Tester $23.99
$2399
current price $23.99SMART SENSOR ST1393 EMF Meter Electromagnetic Field EMF Detector Handheld Digital LCD Electromagnetic Field Radiation Tester
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Performance Tool W2979 Cordless Circuit Tester (3 to 28 Volt) Safe with ECM's, Sensors, Transducers and More Black $21.40 $21.40/count
$2140
current price $21.40$21.40/count
Performance Tool W2979 Cordless Circuit Tester (3 to 28 Volt) Safe with ECM's, Sensors, Transducers and More Black
Best seller AIRKNIGHT 9-In-1 Indoor Air Quality Monitor Indoor Portable CO2 Monitor, VOC Sensor, Formaldehyde Detector, AQI, PM2.5 + 4 More Home Monitoring, Air Quality Tester Confined Space Clean Air Monitor $108.99 Was $121.49
Now$10899
current price Now $108.99, Was $121.49$121.49
AIRKNIGHT 9-In-1 Indoor Air Quality Monitor Indoor Portable CO2 Monitor, VOC Sensor, Formaldehyde Detector, AQI, PM2.5 + 4 More Home Monitoring, Air Quality Tester Confined Space Clean Air Monitor
644 out of 5 Stars. 64 reviews
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Upgraded MLX90640 Infrared Thermal Imager, High-Resolution Portable Thermal Sensor, Non-Contact Temperature Tester, Built-in Rechargeable Battery $79.00
$7900
current price $79.00Upgraded MLX90640 Infrared Thermal Imager, High-Resolution Portable Thermal Sensor, Non-Contact Temperature Tester, Built-in Rechargeable Battery
44.3 out of 5 Stars. 4 reviews
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BIMZUC PH Electrode Probe Acquisition Sensor Module Kit with BNC Connector, 0-14 pH Detection Range, High Accuracy Analog Water Quality Tester for Arduino Aquariums Hydroponics, 34 inches / 86.3 cm $27.17
$2717
current price $27.17BIMZUC PH Electrode Probe Acquisition Sensor Module Kit with BNC Connector, 0-14 pH Detection Range, High Accuracy Analog Water Quality Tester for Arduino Aquariums Hydroponics, 34 inches / 86.3 cm
Auto Car Circuit Tester Sensor Signal Resistance Simulator Fuel Diagnostic Tool Analog Generator Resistance Senso $10.42
$1042
current price $10.42Auto Car Circuit Tester Sensor Signal Resistance Simulator Fuel Diagnostic Tool Analog Generator Resistance Senso
GQ EMF-360 Multi-Field EMF Meter, 3-in-1 Ghost Detector, RF Sensor $68.00
$6800
current price $68.00GQ EMF-360 Multi-Field EMF Meter, 3-in-1 Ghost Detector, RF Sensor
25 out of 5 Stars. 2 reviews
Car LED Digital Display Multi-Function Sensor, Circuit Test Tool, Wire Fuse Socket Voltage Continuity Test Pen, Universal
Car LED Digital Display Multi-Function Sensor, Circuit Test Tool, Wire Fuse Socket Voltage Continuity Test Pen, Universal
YAHHU BYS459-1500 Digital PH Sensor Module Acid-Base Detection Kit for Water Quality Testing, 0-14 pH, 8.66 inches / 22 cm $35.65
$3565
current price $35.65YAHHU BYS459-1500 Digital PH Sensor Module Acid-Base Detection Kit for Water Quality Testing, 0-14 pH, 8.66 inches / 22 cm
Auto Car Circuit Tester Sensor Signal Resistance Simulator Diagnostic Tool Analog Generator Resistance Senso $10.04
$1004
current price $10.04Auto Car Circuit Tester Sensor Signal Resistance Simulator Diagnostic Tool Analog Generator Resistance Senso
Dosimeter SMART SENSOR Handheld Mini Digital LCD EMF Tester Electromagnetic Field Radiation Detector Meter Dosimeter Tester Counter
Dosimeter SMART SENSOR Handheld Mini Digital LCD EMF Tester Electromagnetic Field Radiation Detector Meter Dosimeter Tester Counter
Formaldehyde Detector AQI Monitor Air Quality Tester Sensor Detect & Test Indoor $17.52
$1752
current price $17.52Formaldehyde Detector AQI Monitor Air Quality Tester Sensor Detect & Test Indoor
Detektor SMART SENSOR Handheld Mini Digital LCD EMF Tester Electromagnetic Field Radiation Detector Meter Dosimeter Tester Counter
Detektor SMART SENSOR Handheld Mini Digital LCD EMF Tester Electromagnetic Field Radiation Detector Meter Dosimeter Tester Counter
15 out of 5 Stars. 1 reviews
EMF Meter, SMART SENSOR EMF Meter Handheld Mini Digital LCD EMF Tester Electromagnetic Field Radiation Detector Meter Dosimeter Tester Counter $18.88
$1888
current price $18.88EMF Meter, SMART SENSOR EMF Meter Handheld Mini Digital LCD EMF Tester Electromagnetic Field Radiation Detector Meter Dosimeter Tester Counter
15 out of 5 Stars. 1 reviews
Sinyiin Air Quality Monitor 9 in 1 Detector CO2 Meter Sensor Tester Detect PM2.5/PM10
Sinyiin Air Quality Monitor 9 in 1 Detector CO2 Meter Sensor Tester Detect PM2.5/PM10
New Arrivals Professional Food PH Meter High Accuracy Sensor Temp Acidity Tester for Brewing Cheese Meat Canning Dough Soil $24.98
$2498
current price $24.98New Arrivals Professional Food PH Meter High Accuracy Sensor Temp Acidity Tester for Brewing Cheese Meat Canning Dough Soil
TEST PRODUCTS INTL. A020 Test Lead,Flame Sensor Tester $20.75
$2075
current price $20.75TEST PRODUCTS INTL. A020 Test Lead,Flame Sensor Tester
5 In 1 Indoor Air Quality Monitor, HCHO TVOC Tester with Temperature Humidity Sensor, Rechargeable LED Display Air Detector for Home Office & Room Air Testing, White, 2.8*1.4*3.5in
5 In 1 Indoor Air Quality Monitor, HCHO TVOC Tester with Temperature Humidity Sensor, Rechargeable LED Display Air Detector for Home Office & Room Air Testing, White, 2.8*1.4*3.5in
Signal Generator for Instruments and Sensors Testing - 0-22mA Output, Portable with Built-in Battery $39.89
$3989
current price $39.89Signal Generator for Instruments and Sensors Testing - 0-22mA Output, Portable with Built-in Battery
Auto Signal Simulator Repair Tester Analog Adjustable Resistor Sensor Diagnose $12.98
$1298
current price $12.98Auto Signal Simulator Repair Tester Analog Adjustable Resistor Sensor Diagnose
GJX Smart WiFi Air Quality Monitor, Formaldehyde Detector, Pollution Meter, Sensor, Tester, Detect & Test Indoor Pollution, TVOC Volatile Organic Compound Gas $26.05
$2605
current price $26.05GJX Smart WiFi Air Quality Monitor, Formaldehyde Detector, Pollution Meter, Sensor, Tester, Detect & Test Indoor Pollution, TVOC Volatile Organic Compound Gas
Food PH Meter 0.0014.00PH High Accuracy Temp PH Tester Sensor Acidity Analyzer for Meat Canning Cheese Dough Water B $25.12 Was $31.70
Now$2512
current price Now $25.12, Was $31.70$31.70
Food PH Meter 0.0014.00PH High Accuracy Temp PH Tester Sensor Acidity Analyzer for Meat Canning Cheese Dough Water B
3-in-1 EMF Meter, 5Hz-6GHz RF/EF/MF Detector, Rechargeable Digital LCD EMF Tester for Ghost Hunting, 5G & Home Inspection, w/ Temperature Sensor $50.60 Was $63.79
Now$5060
current price Now $50.60, Was $63.79$63.79
3-in-1 EMF Meter, 5Hz-6GHz RF/EF/MF Detector, Rechargeable Digital LCD EMF Tester for Ghost Hunting, 5G & Home Inspection, w/ Temperature Sensor
SMART SENSOR AR884A Sound Level Meter with Large LCD Screen Wall Mounted Digital Sound Level Meter Digital Noisemeter Decibel Monitoring Tester Noise Measuring Instrument 30-130dB Measuring $65.05
$6505
current price $65.05SMART SENSOR AR884A Sound Level Meter with Large LCD Screen Wall Mounted Digital Sound Level Meter Digital Noisemeter Decibel Monitoring Tester Noise Measuring Instrument 30-130dB Measuring
15 out of 5 Stars. 1 reviews
GJX CO2 Detector NDIR, 3-in-1 White Infrared Sensor CO2 Monitor Indoor Temperature and Humidity Tester, Air Quality Monitor for Desktop Home Car Office Room $13.85
$1385
current price $13.85GJX CO2 Detector NDIR, 3-in-1 White Infrared Sensor CO2 Monitor Indoor Temperature and Humidity Tester, Air Quality Monitor for Desktop Home Car Office Room
5 in 1 Air Quality Monitor Indoor CO₂ HCHO TVOC Detector | Temperature Humidity Sensor | Rechargeable 1200mAh Battery | LED Display with Alarm | Portable Home or Office Tester
5 in 1 Air Quality Monitor Indoor CO₂ HCHO TVOC Detector | Temperature Humidity Sensor | Rechargeable 1200mAh Battery | LED Display with Alarm | Portable Home or Office Tester
13 out of 5 Stars. 1 reviews
SMART SENSOR Mini Digital Sound Level Meter LCD Display Noise Meter Noise Measuring Instrument Decibel Tester 30-130dBA ST9604 $21.64 Was $25.54
Now$2164
current price Now $21.64, Was $25.54$25.54
SMART SENSOR Mini Digital Sound Level Meter LCD Display Noise Meter Noise Measuring Instrument Decibel Tester 30-130dBA ST9604
23 out of 5 Stars. 2 reviews
Flash Deal TESMEN 3 in 1 EMF Reader with LCD Screen, Alarm and Backlight - Portable Electronic Magnetic Field Radiation Meter for Home, Office and Paranormal Use $35.99 Was $39.99
Now$3599
current price Now $35.99, Was $39.99$39.99
TESMEN 3 in 1 EMF Reader with LCD Screen, Alarm and Backlight - Portable Electronic Magnetic Field Radiation Meter for Home, Office and Paranormal Use
734.4 out of 5 Stars. 73 reviews
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2X Analog TDS Sensor TDS Meter Water Conductivity Sensor Tester Liquid Detection Water Quality Monitoring with 4 Cables,2 x TDS signal adapter board 2 x Waterproof TDS probe 2 x Analog sensor line $11.99
$1199
current price $11.992X Analog TDS Sensor TDS Meter Water Conductivity Sensor Tester Liquid Detection Water Quality Monitoring with 4 Cables,2 x TDS signal adapter board 2 x Waterproof TDS probe 2 x Analog sensor line
SMART SENSOR Sound Level Meter,Sound Level Meter Tester 30-130dba St9604 Meter Noise Decibel Noise Meter Decibel Tester Meter Lcd Display Qinquan Laoshe Sound Meter $18.85
$1885
current price $18.85SMART SENSOR Sound Level Meter,Sound Level Meter Tester 30-130dba St9604 Meter Noise Decibel Noise Meter Decibel Tester Meter Lcd Display Qinquan Laoshe Sound Meter
15 out of 5 Stars. 1 reviews
GJX 2026 New Tachometer Noncontact Digital Speed Sensor Measuring Up to 99999 Rpm Featuring Maximum and Minimum Value Recording for Automotive,Engines,Machinery,Testing,Diagnostics $17.85
$1785
current price $17.85GJX 2026 New Tachometer Noncontact Digital Speed Sensor Measuring Up to 99999 Rpm Featuring Maximum and Minimum Value Recording for Automotive,Engines,Machinery,Testing,Diagnostics
SMART SENSOR Decibel Tester LCD Display Noise Meter for Various Environments $18.91
$1891
current price $18.91SMART SENSOR Decibel Tester LCD Display Noise Meter for Various Environments
POROMETISTO ET01Pro 5-in-1 EMF Detector & RF Meter, Tri-Axis Sensor, 30MHz~8GHz, Rechargeable with Temp/Humidity, for Home/Office/Industrial $39.99
$3999
current price $39.99POROMETISTO ET01Pro 5-in-1 EMF Detector & RF Meter, Tri-Axis Sensor, 30MHz~8GHz, Rechargeable with Temp/Humidity, for Home/Office/Industrial
15 out of 5 Stars. 1 reviews
5-in-1 Air Quality Monitor with HCHO TVOC CO2 and Temperature Humidity Sensor, Rechargeable Indoor Air Tester with LED Display Alarm for Home Office
5-in-1 Air Quality Monitor with HCHO TVOC CO2 and Temperature Humidity Sensor, Rechargeable Indoor Air Tester with LED Display Alarm for Home Office
NFTIGB PH Calibration Solution Kit 50ML PH 7.00 4.00 10.01 Buffers with 30ML Probe Protective Liquid for Accurate Water Quality Testing and Sensor Maintenance, Multicolor $23.36
$2336
current price $23.36NFTIGB PH Calibration Solution Kit 50ML PH 7.00 4.00 10.01 Buffers with 30ML Probe Protective Liquid for Accurate Water Quality Testing and Sensor Maintenance, Multicolor
Rapid RH L6 Smart Sensors 50 Pack with Total Reader and Insertion Tool, ASTM F2170 Concrete RH Testing Kit, Fahrenheit $2,449.00
$2,44900
current price $2,449.00Rapid RH L6 Smart Sensors 50 Pack with Total Reader and Insertion Tool, ASTM F2170 Concrete RH Testing Kit, Fahrenheit
Digital Skin PH Meter 0.00~14.00 Smart Acidity Tester Flat Sensor Monitor Face Body Testing For Spa Medicine Household ,Multifunctional From $96.18
3 options
Available in additional 3 optionsFrom$9618
Digital Skin PH Meter 0.00~14.00 Smart Acidity Tester Flat Sensor Monitor Face Body Testing For Spa Medicine Household ,Multifunctional
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