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Home Improvement Shop by BrandSafety Equipment and GearAir QualityAir ToolsAll Home SecurityAll Renewable EnergyAll Tool SetsBathroom HardwareBathroom PlumbingBrackets and Angle IronsBreakers, Distributors, and Load CentersCable ManagementCar Emergency SuppliesCarbon Monoxide AlarmsChains, Ropes and TiedownsCommercial LightingDimmers, Switches, and Wall PlatesElectrical ToolsElectrical Wire & CableElectronic Communication ComponentsEmergency SuppliesFastenersFire SafetyFlashlightsGarage Door Openers and HardwareGarage Storage SystemsGuttering & DrainageHand ToolsHome SafetyHVAC Ducting and VentilationKitchen PlumbingLight BulbsLight TimersMechanics ToolsOutletsPaint PrimersPaint Supplies & ToolsPersonal PreparednessPipes, Fittings & AccessoriesPlug AdaptersPower Tool AccessoriesPower ToolsPro ToolsProtective Metal Working GearSafety DetectorsShop Plumbing by FixtureSolar AccessoriesSolar Charge ControllerSolar PanelsSolderingSpecialty PaintSpray PaintStorm & Flood PrepSurveillanceTestersThermostatsTool Equipment & StorageValves & Valve RepairWater HeatersWater Heaters, Pumps & TanksWeldersWildfire PrepWindow HardwareWinter PrepWoodworking Tools

Application Tester

Uses item details. Price when purchased online

Skycenx VC60B Insulation Resistance Tester, 250V/500V/1000V, 0.1MΩ~2GΩ, 750V AC Voltage Measurement $39.99

Skycenx VC60B Insulation Resistance Tester, 250V/500V/1000V, 0.1MΩ~2GΩ, 750V AC Voltage Measurement
Sponsored
current price $39.99

Skycenx VC60B Insulation Resistance Tester, 250V/500V/1000V, 0.1MΩ~2GΩ, 750V AC Voltage Measurement

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Walmart Plus

Best seller TESMEN TN-213 Non-Contact Voltage Tester Pen, Electrical Tester with Dual Sensitivity Modes, LED Indicator, Waterproof, Pocket-Sized $14.99 Was $19.99

TESMEN TN-213 Non-Contact Voltage Tester Pen, Electrical Tester with Dual Sensitivity Modes, LED Indicator, Waterproof, Pocket-Sized
Sponsored
current price Now $14.99, Was $19.99

TESMEN TN-213 Non-Contact Voltage Tester Pen, Electrical Tester with Dual Sensitivity Modes, LED Indicator, Waterproof, Pocket-Sized

4.6 out of 5 Stars. 44 reviews
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Walmart Plus

SANTRONICS INC 3115 Voltage Detector $17.45

SANTRONICS INC 3115 Voltage Detector
Sponsored
current price $17.45

SANTRONICS INC 3115 Voltage Detector

5 out of 5 Stars. 1 reviews
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Walmart Plus

VEVOR Voltage Tester, Non-Contact Voltage Detector with Adjustable Sensitivity, Dual Range AC 12V-1000V/48V-1000V Live & Null Wire Tester Pen with Visual and Audible Alarms, CAT III 1000V Rating $14.99

VEVOR Voltage Tester, Non-Contact Voltage Detector with Adjustable Sensitivity, Dual Range AC 12V-1000V/48V-1000V Live & Null Wire Tester Pen with Visual and Audible Alarms, CAT III 1000V Rating
Sponsored
current price $14.99

VEVOR Voltage Tester, Non-Contact Voltage Detector with Adjustable Sensitivity, Dual Range AC 12V-1000V/48V-1000V Live & Null Wire Tester Pen with Visual and Audible Alarms, CAT III 1000V Rating

Clupup 3in1 Rotating Cross Hatch Adhesion Tester Cross-Cut Tester Kit with 1-3mm blades

Clupup 3in1 Rotating Cross Hatch Adhesion Tester Cross-Cut Tester Kit with 1-3mm blades

Clupup 3in1 Rotating Cross Hatch Adhesion Tester Cross-Cut Tester Kit with 1-3mm blades

Clearance Electric Fence Tester, Wide Application Fences Voltage Meter Waterproof For Testing $9.99 Was $12.98

Electric Fence Tester, Wide Application Fences Voltage Meter Waterproof For Testing
current price Now $9.99, Was $12.98

Electric Fence Tester, Wide Application Fences Voltage Meter Waterproof For Testing

4.7 out of 5 Stars. 10 reviews

Pen-sized Electrical Tester for Wide Applications Quick Identification of Live & Neutral Lines

Pen-sized Electrical Tester for Wide Applications Quick Identification of Live & Neutral Lines

Pen-sized Electrical Tester for Wide Applications Quick Identification of Live & Neutral Lines

8V-100V Voltages Tester LCD Digital Electricity Meter Acid Lithium LiFe Digital Voltmeter for Automotive Application $11.66

8V-100V Voltages Tester LCD Digital Electricity Meter Acid Lithium LiFe Digital Voltmeter for Automotive Application
current price $11.66

8V-100V Voltages Tester LCD Digital Electricity Meter Acid Lithium LiFe Digital Voltmeter for Automotive Application

2026 USB Rechargeable Digital Multimeter, 6000 Counts Large Color Screen & Backlight, FS899L Smart multimeter Automatic Tester for Home Automotive Industrial Applications Electrical Issues1set) $33.49

2026 USB Rechargeable Digital Multimeter, 6000 Counts Large Color Screen & Backlight, FS899L Smart multimeter Automatic Tester for Home Automotive Industrial Applications Electrical Issues1set)
current price $33.49

2026 USB Rechargeable Digital Multimeter, 6000 Counts Large Color Screen & Backlight, FS899L Smart multimeter Automatic Tester for Home Automotive Industrial Applications Electrical Issues1set)

5 out of 5 Stars. 1 reviews

Comprehensive Voltage and Current Tester Suitable for Multiple Applications $25.59

Comprehensive Voltage and Current Tester Suitable for Multiple Applications
current price $25.59

Comprehensive Voltage and Current Tester Suitable for Multiple Applications

VEVOR Outlet Tester, Electrical GFCI Trip Tester, LCD Display Receptacle Detector for 7 Common Wiring Faults, 3 Prong Socket Detector with Auto Shutoff & Low Battery Indicator, CAT II 300V Rating $17.99

VEVOR Outlet Tester, Electrical GFCI Trip Tester, LCD Display Receptacle Detector for 7 Common Wiring Faults, 3 Prong Socket Detector with Auto Shutoff & Low Battery Indicator, CAT II 300V Rating
Sponsored
current price $17.99

VEVOR Outlet Tester, Electrical GFCI Trip Tester, LCD Display Receptacle Detector for 7 Common Wiring Faults, 3 Prong Socket Detector with Auto Shutoff & Low Battery Indicator, CAT II 300V Rating

Best seller ENGiNDOT Network Cable Tester Pen, RJ11 RJ45 Telephone Wire Tracker Tracer Toner, Electrical Tester Pen, Live/Null Wire Tester Voltage Detector, Black $9.99

ENGiNDOT Network Cable Tester Pen, RJ11 RJ45 Telephone Wire Tracker Tracer Toner, Electrical Tester Pen, Live/Null Wire Tester Voltage Detector, Black
Sponsored
current price $9.99

ENGiNDOT Network Cable Tester Pen, RJ11 RJ45 Telephone Wire Tracker Tracer Toner, Electrical Tester Pen, Live/Null Wire Tester Voltage Detector, Black

4.3 out of 5 Stars. 12 reviews
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iaksohdu Voltage Test Pen High Accuracy Sensitive LED Light Design Corrosion-Resistant Wide Application Labor-saving Copper Car Auto Voltage Circuit Electrical Test Pen Car Supplies

iaksohdu Voltage Test Pen High Accuracy Sensitive LED Light Design Corrosion-Resistant Wide Application Labor-saving Copper Car Auto Voltage Circuit Electrical Test Pen Car Supplies

iaksohdu Voltage Test Pen High Accuracy Sensitive LED Light Design Corrosion-Resistant Wide Application Labor-saving Copper Car Auto Voltage Circuit Electrical Test Pen Car Supplies

Compact Size Plastic Power Frequency Monitor Tester 45-65Hz Wide Voltage Ranging 100V 220V Home Industrial Application

Compact Size Plastic Power Frequency Monitor Tester 45-65Hz Wide Voltage Ranging 100V 220V Home Industrial Application

Compact Size Plastic Power Frequency Monitor Tester 45-65Hz Wide Voltage Ranging 100V 220V Home Industrial Application

WINDLAND High Precised Battery Tester Coulomb Meter Sampler For 24V And 36V Applications From $31.73

WINDLAND High Precised Battery Tester Coulomb Meter Sampler For 24V And 36V Applications
With 100A shunt, variant on WINDLAND High Precised Battery Tester Coulomb Meter Sampler For 24V And 36V Applications
With 400A shunt, variant on WINDLAND High Precised Battery Tester Coulomb Meter Sampler For 24V And 36V Applications
Options
From$3173

WINDLAND High Precised Battery Tester Coulomb Meter Sampler For 24V And 36V Applications

Electric Power Gauge Digital Voltmeters Current Meter Tester with Clear Readout for 8-100V Applications Homes Workshops

Electric Power Gauge Digital Voltmeters Current Meter Tester with Clear Readout for 8-100V Applications Homes Workshops

Electric Power Gauge Digital Voltmeters Current Meter Tester with Clear Readout for 8-100V Applications Homes Workshops

Clearance AOOOWER High Precised Battery Tester Coulomb Meter Sampler For 24V And 36V Applications From $28.24

AOOOWER High Precised Battery Tester Coulomb Meter Sampler For 24V And 36V Applications
With 200A shunt, variant on AOOOWER High Precised Battery Tester Coulomb Meter Sampler For 24V And 36V Applications
With 300A shunt, variant on AOOOWER High Precised Battery Tester Coulomb Meter Sampler For 24V And 36V Applications
With 400A shunt, variant on AOOOWER High Precised Battery Tester Coulomb Meter Sampler For 24V And 36V Applications
With 500A shunt, variant on AOOOWER High Precised Battery Tester Coulomb Meter Sampler For 24V And 36V Applications
Options
From$2824

AOOOWER High Precised Battery Tester Coulomb Meter Sampler For 24V And 36V Applications

2026 USB Rechargeable Digital Multimeter, 6000 Counts Large Color Screen & Backlight, FS899L Smart multimeter Automatic Tester for Home Automotive Industrial Applications Electrical Issues2set) $65.99

2026 USB Rechargeable Digital Multimeter, 6000 Counts Large Color Screen & Backlight, FS899L Smart multimeter Automatic Tester for Home Automotive Industrial Applications Electrical Issues2set)
current price $65.99

2026 USB Rechargeable Digital Multimeter, 6000 Counts Large Color Screen & Backlight, FS899L Smart multimeter Automatic Tester for Home Automotive Industrial Applications Electrical Issues2set)

High Accuracy Electrical Tester With NonContact Voltages Detection And Auto Shutdown For Industrial Applications $32.39

High Accuracy Electrical Tester With NonContact Voltages Detection And Auto Shutdown For Industrial Applications
current price $32.39

High Accuracy Electrical Tester With NonContact Voltages Detection And Auto Shutdown For Industrial Applications

Klein Tools Home Tester Kit, 4 Pieces $89.99

Klein Tools Home Tester Kit, 4 Pieces
current price $89.99

Klein Tools Home Tester Kit, 4 Pieces

Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic S y14251 $6.99

Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic S y14251
current price $6.99

Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic S y14251

Compact Size Plastic Power Frequency Monitor Tester 45-65Hz Wide Voltages Ranging 100V 220V Home Industrial Application

Compact Size Plastic Power Frequency Monitor Tester 45-65Hz Wide Voltages Ranging 100V 220V Home Industrial Application

Compact Size Plastic Power Frequency Monitor Tester 45-65Hz Wide Voltages Ranging 100V 220V Home Industrial Application

RANMEI Robust Waterproof Volt Meter For Car Motorcycle Battery Testing Applications From $4.29

RANMEI Robust Waterproof Volt Meter For Car Motorcycle Battery Testing Applications
Blue, variant on RANMEI Robust Waterproof Volt Meter For Car Motorcycle Battery Testing Applications
Green, variant on RANMEI Robust Waterproof Volt Meter For Car Motorcycle Battery Testing Applications
White, variant on RANMEI Robust Waterproof Volt Meter For Car Motorcycle Battery Testing Applications
Options
From$429

RANMEI Robust Waterproof Volt Meter For Car Motorcycle Battery Testing Applications

Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic Spa ywm58 $7.39

Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic Spa ywm58
current price $7.39

Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic Spa ywm58

Voltmeter 50 to 500V LED Display Voltages Detectors Electrical Measurement Tool for Household & Industrial Applications $8.12

Voltmeter 50 to 500V LED Display Voltages Detectors Electrical Measurement Tool for Household & Industrial Applications
current price $8.12

Voltmeter 50 to 500V LED Display Voltages Detectors Electrical Measurement Tool for Household & Industrial Applications

2X Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic Spare Parts Kit with DC Cable $8.17

2X Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic Spare Parts Kit with DC Cable
current price $8.17

2X Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic Spare Parts Kit with DC Cable

Clearance WHAMVOX Portable Electrical Digital Test Pen 55.00X2.50X2.50CM $9.40 Was $16.12

WHAMVOX Portable Electrical Digital Test Pen 55.00X2.50X2.50CM
current price Now $9.40, Was $16.12

WHAMVOX Portable Electrical Digital Test Pen 55.00X2.50X2.50CM

Worgeous Tester for Circuit Voltage Detector with Spring Wire Pen Non $9.79

Worgeous Tester for Circuit Voltage Detector with Spring Wire Pen Non
current price $9.79

Worgeous Tester for Circuit Voltage Detector with Spring Wire Pen Non

Color light test pen multi-function test pen electrician special test for zero $8.61

Color light test pen multi-function test pen electrician special test for zero
current price $8.61

Color light test pen multi-function test pen electrician special test for zero

Digital Multimeter Auto Ranging Electrical Tester High Precision Rechargeable Device For Home Automotive Industrial Applications With Large LCD Display

Digital Multimeter Auto Ranging Electrical Tester High Precision Rechargeable Device For Home Automotive Industrial Applications With Large LCD Display

Digital Multimeter Auto Ranging Electrical Tester High Precision Rechargeable Device For Home Automotive Industrial Applications With Large LCD Display

PatungKu Voltage Continuity Tester Electrical Polarity Detection Waterproof 7 Protections For Industrial Applications From $55.41

PatungKu Voltage Continuity Tester Electrical Polarity Detection Waterproof 7 Protections For Industrial Applications
UT15C, variant on PatungKu Voltage Continuity Tester Electrical Polarity Detection Waterproof 7 Protections For Industrial Applications
UT18D, variant on PatungKu Voltage Continuity Tester Electrical Polarity Detection Waterproof 7 Protections For Industrial Applications
Options
From$5541

PatungKu Voltage Continuity Tester Electrical Polarity Detection Waterproof 7 Protections For Industrial Applications

Analog Multimeter Voltmeter Ammeter Ohmmeter Battery Tester Battery Powered Portable Design Wide Application Range

Analog Multimeter Voltmeter Ammeter Ohmmeter Battery Tester Battery Powered Portable Design Wide Application Range

Analog Multimeter Voltmeter Ammeter Ohmmeter Battery Tester Battery Powered Portable Design Wide Application Range

Zehuanyu Voltage Detector Test Light Digital Test Pen 19.70X3.00X3.00CM $11.98

Zehuanyu Voltage Detector Test Light Digital Test Pen 19.70X3.00X3.00CM
current price $11.98

Zehuanyu Voltage Detector Test Light Digital Test Pen 19.70X3.00X3.00CM

2X Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic Spare Parts Kit with DC Cable,2 x Optocoupler Tester DIY Kit(This is a DIY kit, not a finished product),Green $8.39

2X Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic Spare Parts Kit with DC Cable,2 x Optocoupler Tester DIY Kit(This is a DIY kit, not a finished product),Green
current price $8.39

2X Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic Spare Parts Kit with DC Cable,2 x Optocoupler Tester DIY Kit(This is a DIY kit, not a finished product),Green

Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic Spare Parts Without DC Cable $5.92

Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic Spare Parts Without DC Cable
current price $5.92

Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic Spare Parts Without DC Cable

Voltages Continuity Tester Electrical Polarity Detection Waterproof 7 Protections For Industrial Applications

Voltages Continuity Tester Electrical Polarity Detection Waterproof 7 Protections For Industrial Applications

Voltages Continuity Tester Electrical Polarity Detection Waterproof 7 Protections For Industrial Applications

Viflosae Responsive Electrical Tester Pen, Dedicated For Testing Continuity And Disconnection, Intelligent Multifunctional Sensing Tools & Hardware $5.99

Viflosae Responsive Electrical Tester Pen, Dedicated For Testing Continuity And Disconnection, Intelligent Multifunctional Sensing Tools & Hardware
current price $5.99

Viflosae Responsive Electrical Tester Pen, Dedicated For Testing Continuity And Disconnection, Intelligent Multifunctional Sensing Tools & Hardware

LED Light Tester, Voltage Capacitance Diode Testing Tool With Digital Display Screen, Portable Test Tool For LED Beads, Light Bars, Panels, Integrated LEDs $16.19

LED Light Tester, Voltage Capacitance Diode Testing Tool With Digital Display Screen, Portable Test Tool For LED Beads, Light Bars, Panels, Integrated LEDs
current price $16.19

LED Light Tester, Voltage Capacitance Diode Testing Tool With Digital Display Screen, Portable Test Tool For LED Beads, Light Bars, Panels, Integrated LEDs

Hytrove 1Pack Car Voltage Tester with Digital Display for Automotive Circuits 55.00X2.50X2.50CM $9.37 Was $11.24

Hytrove 1Pack Car Voltage Tester with Digital Display for Automotive Circuits 55.00X2.50X2.50CM
current price Now $9.37, Was $11.24

Hytrove 1Pack Car Voltage Tester with Digital Display for Automotive Circuits 55.00X2.50X2.50CM

2X Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic Spare Parts Kit Without DC Cable $7.59

2X Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic Spare Parts Kit Without DC Cable
current price $7.59

2X Optocoupler Tester Kit 555 Application Circuit Board Practice Welding DIY Electronic Spare Parts Kit Without DC Cable

Insulation Resistance Tester 20G Digital Meter Megohmmeter Resistance Voltage Tester LCD Display Screen ,Wide Application From $157.81

Insulation Resistance Tester 20G Digital Meter Megohmmeter Resistance Voltage Tester LCD Display Screen ,Wide Application
Available in additional 2 options
Options
From$15781

Insulation Resistance Tester 20G Digital Meter Megohmmeter Resistance Voltage Tester LCD Display Screen ,Wide Application

LED Lamp TV Backlight Tester Without Disassemble LCD Screen for All LED Application Lamp Bead LCD Digital Display $14.51

LED Lamp TV Backlight Tester Without Disassemble LCD Screen for All LED Application Lamp Bead LCD Digital Display
current price $14.51

LED Lamp TV Backlight Tester Without Disassemble LCD Screen for All LED Application Lamp Bead LCD Digital Display

Multipurpose Battery Power Display Voltmeter Suitable For Various Applications

Multipurpose Battery Power Display Voltmeter Suitable For Various Applications

Multipurpose Battery Power Display Voltmeter Suitable For Various Applications

BD-A20H Battery Tester 20A 200W Multifunction Direct Current Electronic Load PC Control Battery Capacity Tester Discharger ,Wide Application $245.19

BD-A20H Battery Tester 20A 200W Multifunction Direct Current Electronic Load PC Control Battery Capacity Tester Discharger ,Wide Application
current price $245.19

BD-A20H Battery Tester 20A 200W Multifunction Direct Current Electronic Load PC Control Battery Capacity Tester Discharger ,Wide Application

MANNYA LCD Voltage Tester Pen Non-Contact Volt Detector Stick 12V~1000V with Flashlight $10.95 Was $12.19

MANNYA LCD Voltage Tester Pen Non-Contact Volt Detector Stick 12V~1000V with Flashlight
current price Now $10.95, Was $12.19

MANNYA LCD Voltage Tester Pen Non-Contact Volt Detector Stick 12V~1000V with Flashlight

LED Light Tester, Voltage Capacitance Diode Testing Tool With Digital Display Screen, Portable Test Tool For LED Beads, Light Bars, Panels, Integrated LEDs $16.12

LED Light Tester, Voltage Capacitance Diode Testing Tool With Digital Display Screen, Portable Test Tool For LED Beads, Light Bars, Panels, Integrated LEDs
current price $16.12

LED Light Tester, Voltage Capacitance Diode Testing Tool With Digital Display Screen, Portable Test Tool For LED Beads, Light Bars, Panels, Integrated LEDs

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