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Home ImprovementIndustrial & ScientificAuto & TiresBeautyCell PhonesHousehold EssentialsVideo GamesParty & OccasionsJewelryBooksElectronicsHomeMovies & TV ShowsMusicSports & OutdoorsToysPhoto CenterBabyPatio & GardenClothingPetsFoodHealth and MedicineShop with PurposeArts Crafts & SewingMusical InstrumentsShop by BrandServicesPersonal CareOffice SuppliesSubscriptionsCollectiblesPremium BeautyShop by MovieFeature
Clearance in Testers(404)
Uses item details. Price when purchased online
Best seller D-FantiX Battery Tester, Universal Battery Checker for AAA AA C D 9V 1.5V Button Cell Household Batteries Model BT-168 $10.99 Was $15.99
Now$1099
current price Now $10.99, Was $15.99$15.99
D-FantiX Battery Tester, Universal Battery Checker for AAA AA C D 9V 1.5V Button Cell Household Batteries Model BT-168
8244.5 out of 5 Stars. 824 reviews
Best seller TESMEN TM-510 Digital Multimeter, Auto-Ranging Electrical Tester with 4000 Counts, Measures Voltage, Current, Resistance for Home, Car, DIY $16.99 Was $18.99
Now$1699
current price Now $16.99, Was $18.99$18.99
TESMEN TM-510 Digital Multimeter, Auto-Ranging Electrical Tester with 4000 Counts, Measures Voltage, Current, Resistance for Home, Car, DIY
2424.7 out of 5 Stars. 242 reviews
Best seller Performance Tool W2974, Digital Multimeter Tester Electric Power Tester From $9.00
4 options
Available in additional 4 optionsFrom$900
Performance Tool W2974, Digital Multimeter Tester Electric Power Tester
594.7 out of 5 Stars. 59 reviews
Best seller Automotive Test Light 5-90V Digital LED Circuit Tester with Voltage Display, Auto Bidirectional Voltage Tester, Electric Test Pen with Extended Spring Wire & Probe for Car RV Fuse Checker From $9.98
From$998
Automotive Test Light 5-90V Digital LED Circuit Tester with Voltage Display, Auto Bidirectional Voltage Tester, Electric Test Pen with Extended Spring Wire & Probe for Car RV Fuse Checker
284.9 out of 5 Stars. 28 reviews
Best seller 10 in 1 Digital Water Tester Meter, PH/TDS/EC/Salinity/SG/ORP/Hydrogen-rich/Resistivity/Temp/Nutrient Solution, Water Tester Pen for Drinking Water Hydroponics Plant Fish Tank, Pool Salt Tester $28.49 Was $39.99
Now$2849
current price Now $28.49, Was $39.99$39.99
10 in 1 Digital Water Tester Meter, PH/TDS/EC/Salinity/SG/ORP/Hydrogen-rich/Resistivity/Temp/Nutrient Solution, Water Tester Pen for Drinking Water Hydroponics Plant Fish Tank, Pool Salt Tester
493.6 out of 5 Stars. 49 reviews
Clearance TDS Meter Digital Water Tester, Accurate Professional 4-in-1 TDS, Temperature and EC Meter, 0-9990ppm, Ideal Water Test Meter for Drinking Water, Aquariums,Water Tester for Drinking Water $10.99 Was $19.99
Now$1099
current price Now $10.99, Was $19.99$19.99
TDS Meter Digital Water Tester, Accurate Professional 4-in-1 TDS, Temperature and EC Meter, 0-9990ppm, Ideal Water Test Meter for Drinking Water, Aquariums,Water Tester for Drinking Water
1104.1 out of 5 Stars. 110 reviews
Clearance Ustris 2 Pack Battery Tester, Universal Battery Checker for AA / AAA / C / D / 9V / 1.5V Button Cell Batteries $10.01 Was $12.99
Now$1001
current price Now $10.01, Was $12.99$12.99
Ustris 2 Pack Battery Tester, Universal Battery Checker for AA / AAA / C / D / 9V / 1.5V Button Cell Batteries
TESMEN TN-213 Non-Contact Voltage Tester Pen, Electrical Tester with Dual Sensitivity Modes, LED Indicator, Waterproof, Pocket-Sized $14.99 Was $19.99
Now$1499
current price Now $14.99, Was $19.99$19.99
TESMEN TN-213 Non-Contact Voltage Tester Pen, Electrical Tester with Dual Sensitivity Modes, LED Indicator, Waterproof, Pocket-Sized
624.6 out of 5 Stars. 62 reviews
Slaprin 6V-12V-24V DC Car Circuit Tester Light, Professional Auto Voltage Continuity Test, Automotive Electrical Volt Test Light/Long Probe for Wire/Fuse/Socket and More - Red $7.39 Was $8.50
Now$739
current price Now $7.39, Was $8.50$8.50
Slaprin 6V-12V-24V DC Car Circuit Tester Light, Professional Auto Voltage Continuity Test, Automotive Electrical Volt Test Light/Long Probe for Wire/Fuse/Socket and More - Red
434.9 out of 5 Stars. 43 reviews
Digital PH Meter, 5 in 1 Pool Salt Tester for Water PH / TDS / EC / Salinity / Temp Meter with ATC, for Household Drinking Water Hot Tub Spas Fish Tank $23.99 Was $29.99
Now$2399
current price Now $23.99, Was $29.99$29.99
Digital PH Meter, 5 in 1 Pool Salt Tester for Water PH / TDS / EC / Salinity / Temp Meter with ATC, for Household Drinking Water Hot Tub Spas Fish Tank
383.5 out of 5 Stars. 38 reviews
Pecham Digital Clamp Meter, 4000 Counts Multimeter Tester with NCV, Live Wire Detection Amp Ohm Volt Measures AC Current, Electrical Meter with LED Flashlight for Home & Automotive $18.89 Was $21.99
Now$1889
current price Now $18.89, Was $21.99$21.99
Pecham Digital Clamp Meter, 4000 Counts Multimeter Tester with NCV, Live Wire Detection Amp Ohm Volt Measures AC Current, Electrical Meter with LED Flashlight for Home & Automotive
144.1 out of 5 Stars. 14 reviews
Asunby 3-in-1 Water Quality Tester TDS Meter, EC & Temperature Monitor | 0-9990ppm Accuracy | for Drinking Water, Aquariums, Pools & RO Systems $10.79 Was $11.99
Now$1079
current price Now $10.79, Was $11.99$11.99
Asunby 3-in-1 Water Quality Tester TDS Meter, EC & Temperature Monitor | 0-9990ppm Accuracy | for Drinking Water, Aquariums, Pools & RO Systems
84.3 out of 5 Stars. 8 reviews
True RMS 6000-Count Digital Voltmeter,USB Rechargeable FS899L Multimeter,Large Color Screen & Backlight,Smart Automotive Electrical Non Contact Voltage Tester $23.04 Was $28.80
Now$2304
current price Now $23.04, Was $28.80$28.80
True RMS 6000-Count Digital Voltmeter,USB Rechargeable FS899L Multimeter,Large Color Screen & Backlight,Smart Automotive Electrical Non Contact Voltage Tester
25 out of 5 Stars. 2 reviews
KAIWEETS Circuit Breaker Finder with LCD Display, GFCI Outlet Tester, Electrical Circuit Tracer Tool with NCV Test & Flashlight, Includes Carrying Case and Adapters- KT301P $65.99 Was $85.78
Now$6599
current price Now $65.99, Was $85.78$85.78
KAIWEETS Circuit Breaker Finder with LCD Display, GFCI Outlet Tester, Electrical Circuit Tracer Tool with NCV Test & Flashlight, Includes Carrying Case and Adapters- KT301P
284.8 out of 5 Stars. 28 reviews
PH Meter 8 in 1 Water Quality Tester Pen Meter, Digital PH Pen for TDS/EC/Salinity/Temp/ORP/S. G/PH/H2, Drinking Water Aquariums Hydroponic Cooking Tester Measure, Plants, Aquarium and Pool $26.59 Was $39.99
Now$2659
current price Now $26.59, Was $39.99$39.99
PH Meter 8 in 1 Water Quality Tester Pen Meter, Digital PH Pen for TDS/EC/Salinity/Temp/ORP/S. G/PH/H2, Drinking Water Aquariums Hydroponic Cooking Tester Measure, Plants, Aquarium and Pool
314.2 out of 5 Stars. 31 reviews
MOTOPOWER 12V Car Battery Tester Automotive 100-2000 CCA Battery Load Tester Auto Cranking and Charging System Test Scan Tool Digital Battery Alternator Analyzer Was $34.65
MOTOPOWER 12V Car Battery Tester Automotive 100-2000 CCA Battery Load Tester Auto Cranking and Charging System Test Scan Tool Digital Battery Alternator Analyzer
424.6 out of 5 Stars. 42 reviews
Power Circuit Probe Tester, 6V/12V/24V DC Circuit Tester Automotive, Multifunctional Car Electric Circuit Tester Power Fuse & Voltage Tester Light, Short Circuit Breake Finder Electrical Tools $15.99 Was $21.64
Now$1599
current price Now $15.99, Was $21.64$21.64
Power Circuit Probe Tester, 6V/12V/24V DC Circuit Tester Automotive, Multifunctional Car Electric Circuit Tester Power Fuse & Voltage Tester Light, Short Circuit Breake Finder Electrical Tools
25 out of 5 Stars. 2 reviews
Lzvxtym 2Pcs Multifunctional PH Meter TDS EC LCD Water Purity PPM Filter Hydroponic Pool Tester Tool Was $19.99
Lzvxtym 2Pcs Multifunctional PH Meter TDS EC LCD Water Purity PPM Filter Hydroponic Pool Tester Tool
274.1 out of 5 Stars. 27 reviews
Clearance DT830B Digital Multimeter, Portable LCD Voltmeter Ohmmeter Tester, Auto Range, AC/DC Voltage, Current, Resistance, Diode, Transistor, Battery Test, for Electrician & Household Use $5.61 Was $6.46
Now$561
current price Now $5.61, Was $6.46$6.46
DT830B Digital Multimeter, Portable LCD Voltmeter Ohmmeter Tester, Auto Range, AC/DC Voltage, Current, Resistance, Diode, Transistor, Battery Test, for Electrician & Household Use
15 out of 5 Stars. 1 reviews
JAMCORAX USB Rechargeable Digital Multimeter with Large Screen,6000 Counts True RMS,Smart Digital Voltmeter for Automotive,Home and Industrial Use $26.99 Was $40.99
Now$2699
current price Now $26.99, Was $40.99$40.99
JAMCORAX USB Rechargeable Digital Multimeter with Large Screen,6000 Counts True RMS,Smart Digital Voltmeter for Automotive,Home and Industrial Use
32.7 out of 5 Stars. 3 reviews
KAIWEETS GFCI Outlet Tester with LCD Display, 3-Prong Receptacle Wiring Detector, Voltage Socket Checker, Auto Hold, Electrical Diagnostic Tool for 120V AC Home Outlets $17.99 Was $19.99
Now$1799
current price Now $17.99, Was $19.99$19.99
KAIWEETS GFCI Outlet Tester with LCD Display, 3-Prong Receptacle Wiring Detector, Voltage Socket Checker, Auto Hold, Electrical Diagnostic Tool for 120V AC Home Outlets
VEVOR Digital Multimeter,6000-Count TRMS DC/AC Voltmeter Current Tester,Professional NCV Multimeter for Current Voltage Resistance Capacitance Duty-Cycle Tempetature Diodes Continuity Live Wire Test $28.90 Was $32.99
Now$2890
current price Now $28.90, Was $32.99$32.99
VEVOR Digital Multimeter,6000-Count TRMS DC/AC Voltmeter Current Tester,Professional NCV Multimeter for Current Voltage Resistance Capacitance Duty-Cycle Tempetature Diodes Continuity Live Wire Test
Klein Tools MM325 600V Manual-Ranging Digital Multimeter Was $39.92
Klein Tools MM325 600V Manual-Ranging Digital Multimeter
74.7 out of 5 Stars. 7 reviews
Allosun Automotive Open Short Finder, Wire Tracer Electrical Short Circuit Tester Detector EM415PRO From $22.59
From$2259
Allosun Automotive Open Short Finder, Wire Tracer Electrical Short Circuit Tester Detector EM415PRO
94.6 out of 5 Stars. 9 reviews
Fluke 15B+ 1000 V LCD Multimeter $99.98 Was $116.72
Now$9998
current price Now $99.98, Was $116.72$116.72
Fluke 15B+ 1000 V LCD Multimeter
15 out of 5 Stars. 1 reviews
Christmas Analog Multimeter, Plastic Voltage Current Tester, Analog Multimeter Tool for Voltage Current Resistance, Teaching And Home Use, Black $3.41 Was $5.09
Now$341
current price Now $3.41, Was $5.09$5.09
Christmas Analog Multimeter, Plastic Voltage Current Tester, Analog Multimeter Tool for Voltage Current Resistance, Teaching And Home Use, Black
HOT LED Digital Voltmeter Voltage Meter Tester Acid Lead Lifepo4 Lithium Battery 12V/24V/36V/48V Capacity Indicator $7.32 Was $8.94
Now$732
current price Now $7.32, Was $8.94$8.94
HOT LED Digital Voltmeter Voltage Meter Tester Acid Lead Lifepo4 Lithium Battery 12V/24V/36V/48V Capacity Indicator
Stalwart Digital Multimeter Voltage Tester with Backlit Display and Case $16.07 Was $18.69
Now$1607
current price Now $16.07, Was $18.69$18.69
Stalwart Digital Multimeter Voltage Tester with Backlit Display and Case
54.6 out of 5 Stars. 5 reviews
ANCEL PB50 New Power Circuit Probe Tester, 12V 24V Automotive Circuit Tester, Electrical Diagnistic Tool From $49.99
3 options
Available in additional 3 optionsFrom$4999
ANCEL PB50 New Power Circuit Probe Tester, 12V 24V Automotive Circuit Tester, Electrical Diagnistic Tool
274.5 out of 5 Stars. 27 reviews
Multimeter, AC/DC Volt 1000V Voltmeter Amp Volt Ohm Voltage Tester Meter with Test Leads and Battery Included $6.25 Was $12.59
Now$625
current price Now $6.25, Was $12.59$12.59
Multimeter, AC/DC Volt 1000V Voltmeter Amp Volt Ohm Voltage Tester Meter with Test Leads and Battery Included
44 out of 5 Stars. 4 reviews
Podofo Automotive Short and Open Finder Circuit Breaker Tester Wire Tracker DC 6-42V $14.99 Was $24.99
Now$1499
current price Now $14.99, Was $24.99$24.99
Podofo Automotive Short and Open Finder Circuit Breaker Tester Wire Tracker DC 6-42V
12V-48V LCD Battery Capacity Indicator Digital Voltmeter Voltage Tester N5U0 Was $7.00
12V-48V LCD Battery Capacity Indicator Digital Voltmeter Voltage Tester N5U0
15 out of 5 Stars. 1 reviews
ANCEL PB600 Power Circuit Probe Tool with Battery/Relay/Injector Test, 8-35V Automotive Electrical Circuit Tester $189.99 Was $359.99
Now$18999
current price Now $189.99, Was $359.99$359.99
ANCEL PB600 Power Circuit Probe Tool with Battery/Relay/Injector Test, 8-35V Automotive Electrical Circuit Tester
14 out of 5 Stars. 1 reviews
Voltage Tester Screwdriver Pen 2 In 1 Circuit Test Pen, LED Double Light Electric Tester Magnetic Tip Insulated Handle, Electrical Voltage Detector Tool for Home Repair Electricians Maintenance $6.12 Was $8.74
Now$612
current price Now $6.12, Was $8.74$8.74
Voltage Tester Screwdriver Pen 2 In 1 Circuit Test Pen, LED Double Light Electric Tester Magnetic Tip Insulated Handle, Electrical Voltage Detector Tool for Home Repair Electricians Maintenance
Digital Clamp Meter Multimeter, 4000 Counts AC/DC Voltage & Current Tester with NCV, Live Wire Detection, LED Flashlight for Home & Automotive $21.99 Was $24.99
Now$2199
current price Now $21.99, Was $24.99$24.99
Digital Clamp Meter Multimeter, 4000 Counts AC/DC Voltage & Current Tester with NCV, Live Wire Detection, LED Flashlight for Home & Automotive
25 out of 5 Stars. 2 reviews
Allosun Circuit Breaker Finder,Circuit Tracer Non Contact Voltage Tester 120V EM419A $23.03 Was $28.79
Now$2303
current price Now $23.03, Was $28.79$28.79
Allosun Circuit Breaker Finder,Circuit Tracer Non Contact Voltage Tester 120V EM419A
394.1 out of 5 Stars. 39 reviews
AC Current Voltage Amperage Power Energy Panel Meter LCD Digital Display Ammeter Voltmeter Multimeter with Split Core Current Transformer CT AC 80-260V 100A Multi-Function Power Monitor Was $25.98
AC Current Voltage Amperage Power Energy Panel Meter LCD Digital Display Ammeter Voltmeter Multimeter with Split Core Current Transformer CT AC 80-260V 100A Multi-Function Power Monitor
14 out of 5 Stars. 1 reviews
KAIWEETS 2-in-1 Voltage Tester Screwdriver, 3–500V AC Contact Voltage Measurement & Non-Contact Detector Pen, Slotted Head, LCD Display, Live Wire Finder, Continuity Test for Outlet & Circuit, KTS02
2 options
Available in additional 2 optionsKAIWEETS 2-in-1 Voltage Tester Screwdriver, 3–500V AC Contact Voltage Measurement & Non-Contact Detector Pen, Slotted Head, LCD Display, Live Wire Finder, Continuity Test for Outlet & Circuit, KTS02
15 out of 5 Stars. 1 reviews
Automotive Short Open Finder Electrical Circuit Tester Cable Wire Breaker Tracker, Generator Circuit Finder Detector Tone Finder 6-42V, Car Scanner Diagnostic Probe Tool $14.20 Was $15.99
Now$1420
current price Now $14.20, Was $15.99$15.99
Automotive Short Open Finder Electrical Circuit Tester Cable Wire Breaker Tracker, Generator Circuit Finder Detector Tone Finder 6-42V, Car Scanner Diagnostic Probe Tool
Analog multimeter de-960tr AC DC Volt Ohm current Testing Electrical Multitester Plastic + metal3897 $15.30 Was $17.36
Now$1530
current price Now $15.30, Was $17.36$17.36
Analog multimeter de-960tr AC DC Volt Ohm current Testing Electrical Multitester Plastic + metal3897
74.3 out of 5 Stars. 7 reviews
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