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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 BeautyFeature
Clearance in Testers(387)
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
8044.5 out of 5 Stars. 804 reviews
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Clearance Soil pH Meter, 3-in-1 Soil Moisture/Light/pH Tester Gardening Tool Kits for Plant Care, Great for Garden, Lawn, Farm, Indoor & Outdoor Use $11.99 Was $17.99
Now$1199
current price Now $11.99, Was $17.99$17.99
Soil pH Meter, 3-in-1 Soil Moisture/Light/pH Tester Gardening Tool Kits for Plant Care, Great for Garden, Lawn, Farm, Indoor & Outdoor Use
3704.1 out of 5 Stars. 370 reviews
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Flash Deal Soil Tester,3-in-1 Soil Tester Kits, Soil Moisture/Fertility/pH Tester for Plant Care,Gardening Tool Kit for Garden,Lawn,Farm,Plants,Indoor & Outdoor $10.00 Was $17.99
Now$1000
current price Now $10.00, Was $17.99$17.99
Soil Tester,3-in-1 Soil Tester Kits, Soil Moisture/Fertility/pH Tester for Plant Care,Gardening Tool Kit for Garden,Lawn,Farm,Plants,Indoor & Outdoor
1144.2 out of 5 Stars. 114 reviews
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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
2374.7 out of 5 Stars. 237 reviews
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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
564.7 out of 5 Stars. 56 reviews
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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
1074.1 out of 5 Stars. 107 reviews
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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 $29.99 Was $39.99
Now$2999
current price Now $29.99, 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
463.5 out of 5 Stars. 46 reviews
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Flash Deal HBN Watt Meter Plug, Plug-in Socket Power Meter Electricity Usage Monitor Consumption Home Electrical Energy Monitor, Voltage Amps Wattage Electricity Usage Tester, 9 Display Modes $9.29 Was $19.99
Now$929
current price Now $9.29, Was $19.99$19.99
HBN Watt Meter Plug, Plug-in Socket Power Meter Electricity Usage Monitor Consumption Home Electrical Energy Monitor, Voltage Amps Wattage Electricity Usage Tester, 9 Display Modes
1024.7 out of 5 Stars. 102 reviews
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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
604.6 out of 5 Stars. 60 reviews
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Neoteck Voltage Tester/Non Contact Voltage Tester 12-1000V/48-1000V Adjustable Sensitivity AC Voltage Detector Tester Pen Live/Null Wire Tester with LCD Display Buzzer Alarm Wire Breakpoint Finder From $9.99
From$999
Neoteck Voltage Tester/Non Contact Voltage Tester 12-1000V/48-1000V Adjustable Sensitivity AC Voltage Detector Tester Pen Live/Null Wire Tester with LCD Display Buzzer Alarm Wire Breakpoint Finder
65 out of 5 Stars. 6 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 $77.19 Was $85.78
Now$7719
current price Now $77.19, 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
15 out of 5 Stars. 1 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
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Reduced price 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
15 out of 5 Stars. 1 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
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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 $27.99 Was $39.99
Now$2799
current price Now $27.99, 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
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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
404.6 out of 5 Stars. 40 reviews
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Professional Food PH Meter High Accuracy Sensor Temp Acidity Tester for Brewing Cheese Meat Canning Dough Soil PH Meter $23.98
$2398
current price $23.98Professional Food PH Meter High Accuracy Sensor Temp Acidity Tester for Brewing Cheese Meat Canning Dough Soil PH Meter
Luvan 5 in 1 PH Tester Soil,Digital PH/EC/Salinity/Temp/TDS Meter for Drinking Water Pool Moisture Fish,0.01 $17.99 Was $19.99
Now$1799
current price Now $17.99, Was $19.99$19.99
Luvan 5 in 1 PH Tester Soil,Digital PH/EC/Salinity/Temp/TDS Meter for Drinking Water Pool Moisture Fish,0.01
393.9 out of 5 Stars. 39 reviews
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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
33.7 out of 5 Stars. 3 reviews
Gaiseeis Digital Battery Tester For AAA AA C D 9V 1.5V, Household Battery Checker Tester For Small Batteries Button Cell (Model: BT-168D) multicolor
Gaiseeis Digital Battery Tester For AAA AA C D 9V 1.5V, Household Battery Checker Tester For Small Batteries Button Cell (Model: BT-168D) multicolor
134 out of 5 Stars. 13 reviews
AstroAI Digital Clamp Meter Multimeter 4000 Counts Auto-ranging Amp Voltage Tester $35.98 Was $45.99
Now$3598
current price Now $35.98, Was $45.99$45.99
AstroAI Digital Clamp Meter Multimeter 4000 Counts Auto-ranging Amp Voltage Tester
234.7 out of 5 Stars. 23 reviews
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Clearance Clearance!Musol Plant Moisture Meter Houseplants - Accurate Plant Water Meter for Indoor Plants Soil Moisture Meter Stocking Stuffers Gift for Mom Dad Adults - No Battery Needed From $5.41
From$541
Clearance!Musol Plant Moisture Meter Houseplants - Accurate Plant Water Meter for Indoor Plants Soil Moisture Meter Stocking Stuffers Gift for Mom Dad Adults - No Battery Needed
23 out of 5 Stars. 2 reviews
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
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
23.5 out of 5 Stars. 2 reviews
USB Tester, Digital Multimeter Dual USB Output Ports Color LED Display, Capacity Voltage Current Power Voltmeter Ammeter for Laptop Power Bank Phone Solar Panel E8Y5 $5.39 Was $7.36
Now$539
current price Now $5.39, Was $7.36$7.36
USB Tester, Digital Multimeter Dual USB Output Ports Color LED Display, Capacity Voltage Current Power Voltmeter Ammeter for Laptop Power Bank Phone Solar Panel E8Y5
15 out of 5 Stars. 1 reviews
BT168 Pro Digital Battery Tester Volt Checker for AA AAA 9V Button Multiple Size Battery Tester Voltage Meter Tools $5.89 Was $7.59
Now$589
current price Now $5.89, Was $7.59$7.59
BT168 Pro Digital Battery Tester Volt Checker for AA AAA 9V Button Multiple Size Battery Tester Voltage Meter Tools
TDS Digital Water Tester Meter, TDS/EC/Temperature Water Tester Pen,Hand-held 3-in-1 Water Purity Tester for Drinking Water Hydroponics Plants Aquarium and Pool Was $13.99
TDS Digital Water Tester Meter, TDS/EC/Temperature Water Tester Pen,Hand-held 3-in-1 Water Purity Tester for Drinking Water Hydroponics Plants Aquarium and Pool
324.5 out of 5 Stars. 32 reviews
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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
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Type-C USB Tester Voltmeter Current Meter Charge Ammeter-Power Voltage Was $10.98
Type-C USB Tester Voltmeter Current Meter Charge Ammeter-Power Voltage
15 out of 5 Stars. 1 reviews
Compact 10 In 1 Usb Tester For Detailed Monitoring Of Charging Performance Was $15.87
Compact 10 In 1 Usb Tester For Detailed Monitoring Of Charging Performance
KAIWEETS 2-in-1 Voltage Tester Screwdriver, 3–500V AC Contact Voltage Measurement & Non-Contact Detector Pen, Phillips Head, LCD Display, Live Wire Finder, Continuity Test for Outlet & Circuit, KTS01 Was $20.78
2 options
Available in additional 2 optionsKAIWEETS 2-in-1 Voltage Tester Screwdriver, 3–500V AC Contact Voltage Measurement & Non-Contact Detector Pen, Phillips Head, LCD Display, Live Wire Finder, Continuity Test for Outlet & Circuit, KTS01
15 out of 5 Stars. 1 reviews
MAYILON Digital Multimeter Multi Tester with NCV Non-Contact Voltage Detection TRMS 4000 Counts Automatic/Manual Measurement Mode Backlit LCD Display Data Hold Function Measure AC DC Voltage $9.09 Was $14.08
Now$909
current price Now $9.09, Was $14.08$14.08
MAYILON Digital Multimeter Multi Tester with NCV Non-Contact Voltage Detection TRMS 4000 Counts Automatic/Manual Measurement Mode Backlit LCD Display Data Hold Function Measure AC DC Voltage
DM850 Digital Multimeter Handheld Voltmeter LCD Digital Universal Portable Voltage Tester Q2C7 Electrical Ammeter $6.20 Was $8.65
Now$620
current price Now $6.20, Was $8.65$8.65
DM850 Digital Multimeter Handheld Voltmeter LCD Digital Universal Portable Voltage Tester Q2C7 Electrical Ammeter
Klein Tools CL390 AC/DC Auto-Ranging Digital Clamp Meter 400 Amp w/ Contrast Display
Klein Tools CL390 AC/DC Auto-Ranging Digital Clamp Meter 400 Amp w/ Contrast Display
194.5 out of 5 Stars. 19 reviews
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1Set D3 Voltage Table Led Digital Volt Tester Meter Voltage Battery Gauge Waterproof Dc Voltmeter For Car Marine Motorcycle Was $10.77
1Set D3 Voltage Table Led Digital Volt Tester Meter Voltage Battery Gauge Waterproof Dc Voltmeter For Car Marine Motorcycle
13 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 Was $5.09
Christmas Analog Multimeter, Plastic Voltage Current Tester, Analog Multimeter Tool for Voltage Current Resistance, Teaching And Home Use, Black
MF-110A Analog Multimeter With Test Pen 250V 1000V Voltmeter 250ma Multimeter Tester Ammeter Analog Meter $6.13 Was $8.59
Now$613
current price Now $6.13, Was $8.59$8.59
MF-110A Analog Multimeter With Test Pen 250V 1000V Voltmeter 250ma Multimeter Tester Ammeter Analog Meter
QHUDLV LCD USB Tester – Voltmeter Ammeter – Power Capacity Meter Was $10.10
QHUDLV LCD USB Tester – Voltmeter Ammeter – Power Capacity Meter
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