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    Testers & Detectors (380)

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    SMART SENSOR Handheld Mini Digital LCD EMF Tester, Electromagnetic Field Radiation Detector Meter, Dosimeter Tester Counter

    SMART SENSOR Handheld Mini Digital LCD EMF Tester, Electromagnetic Field Ra...

    $ 36.25

    ZHAOYAO EM415 Pro Automotive Tester Cable Wire Short Open Finder Repair Tool - Black

    ZHAOYAO EM415 Pro Automotive Tester Cable Wire Short Open Finder Repair Too...

    $ 28.31

    Digital LCD Display PC Computer 20/24 Pin Power Supply Tester

    Digital LCD Display PC Computer 20/24 Pin Power Supply Tester

    $ 11.89   $ 7.97

    EMT01 0-99.9% Two Pins Digital Wood Moisture Meter

    EMT01 0-99.9% Two Pins Digital Wood Moisture Meter

    $ 16.36   $ 9.84

    ST8040 Convenient Portable Moisture Meter for Wood - Purple

    ST8040 Convenient Portable Moisture Meter for Wood - Purple

    $ 16.86

    QooK Water Quality Tester, TDS Meter Pen w/ 0-9990 PPM Measurement Range, 1 PPM Resolution, 2% of Reading Accuracy

    QooK Water Quality Tester, TDS Meter Pen w/ 0-9990 PPM Measurement Range, 1...

    $ 5.65

    QooK Electrical Conductivity EC Meter Pen w/ 0.01pH Resolution, 0.01pH Accuracy

    QooK Electrical Conductivity EC Meter Pen w/ 0.01pH Resolution, 0.01pH Accu...

    $ 5.72

    OJADE Professional Battery Charge Activation Board & Power Supply Current Test Cable for IPHONE

    OJADE Professional Battery Charge Activation Board & Power Supply Current T...

    $ 13.99

    Professional Portable Formaldehyde Detector, Indoor Air Quality Tester with LCD Display

    Professional Portable Formaldehyde Detector, Indoor Air Quality Tester with...

    $ 15.32

    3~15V LCD USB Detector Voltmeter Ammeter

    3~15V LCD USB Detector Voltmeter Ammeter

    $ 10.78   $ 4.52

    MASTECH MS8910 Digital Multimeter, 3000 Counts Smart SMD Tester

    MASTECH MS8910 Digital Multimeter, 3000 Counts Smart SMD Tester

    $ 20.99   $ 18.9

    2-in-1 Soil PH Meter & Fertility Tester with 3 Probes Gardening Tools

    2-in-1 Soil PH Meter & Fertility Tester with 3 Probes Gardening Tools

    $ 14.5   $ 11.36

    Pen-Type Drinking Water Quality Analysis Device ORP Meter

    Pen-Type Drinking Water Quality Analysis Device ORP Meter

    $ 23.24   $ 18.98

    Digital PH Meter with Automatic TDS Tester

    Digital PH Meter with Automatic TDS Tester

    $ 17.48   $ 10.7

    3-in-1 PH Tester Soil Water Moisture Light Analized Test Meter

    3-in-1 PH Tester Soil Water Moisture Light Analized Test Meter

    $ 13.32   $ 5.99

    Portabel Professional ABS Plastic Adjustable Four Folding Multi-Angle Rule - Yellow

    Portabel Professional ABS Plastic Adjustable Four Folding Multi-Angle Rule ...

    $ 4.49

    Portable Charging Current Voltage Tester Detector Meter w/ Plum Blossom Interface - Black

    Portable Charging Current Voltage Tester Detector Meter w/ Plum Blossom Int...

    $ 12.92

    BLCR Digital LCD Electromagnetic Radiation Detector, Dosimeter Tester, EMF Meter Counter

    BLCR Digital LCD Electromagnetic Radiation Detector, Dosimeter Tester, EMF ...

    $ 26.66

    BLCR MD120 Professional Multifunctional Handheld Accurate Diagnostic-Tool Wall Detector, Metal Wood AC Cable Finder Scanner

    BLCR MD120 Professional Multifunctional Handheld Accurate Diagnostic-Tool W...

    $ 47.26

    EM2271 Portable Mini Paint Thickness Tester - Blue

    EM2271 Portable Mini Paint Thickness Tester - Blue

    $ 49.36

    ABS + Neon Bulb Test Pen - Translucent White (100~500V)

    ABS + Neon Bulb Test Pen - Translucent White (100~500V)

    $ 2.56

    Multifunctional Tester GM328 Transistor Tester

    Multifunctional Tester GM328 Transistor Tester

    $ 19.99   $ 12.15

    DPS5015 50V 15A Adjustable Power Supply Module Voltmeter Ammeter

    DPS5015 50V 15A Adjustable Power Supply Module Voltmeter Ammeter

    $ 50.99   $ 38.45

    130A High precision Watt Meter and RC Power Analyzer - Black

    130A High precision Watt Meter and RC Power Analyzer - Black

    $ 10.49

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