HowoOnReTulSlaprinAutelHFLCHUANGS & G Tool AidKlein ToolsMeterkHyper ToughAdifareZonadaKatzcoVOLTAGE PROAstro Pneumatic Tool Co.TESMENvidsonsUnbrandedSouthwireEverStartNOBRANDLilyStoreNovoSphereEugene ColorUnique BargainsUxcellMomoLaiyedadypetRainyuPower ProbeAibecyLuckyBlissUNI-TFlukeBeisidaerGenericRANMEIDodocoolTAPDRAMastechRaindropsLekeCiwanningMosieeDagBlissphereGardner BenderTDZTMNDNBZeiwohndcMOMOJIAWhoasystCEORPERTOMSHOONoliterPCE InstrumentsMoobodyFanjieOunonaDreamhallTIZUQEyaaqiiAndoerArealerJOYTECAGEAluhayosKODASWLerpwigeVermont GageVyrtoBESTYASHCarevasClupupGJXJUANCHENGLanemaANCELFGDTREEKRYTJACZLisle CorporationCacagooFrcolorTREEDIXWHAMVOXAEMCGeevorksMeggerTriplettARCADORACSYANXINGEstonGreenleeInspirafluxLuyismerWORGEOUSWansterFYNAHONONHemotonHomemaxsQmerlimuierfcxsAcahhotxxB&K PrecisionGUYUTINGLylonghejhnciiAPPLAYERRCOOLHOODDHJPSTUYWElectronix ExpressFANSHINUOFangkenuoGeelifeLilliputRoaattaSANWASUKIYTPI CorporationWeflinkNishoreSufanicBravomigoHtovilaIdeal IndustriesJIAHAOOJISADERKFFKFFLOLIPPYYMixfeerPreasionRENACLIPYROZYARDRockrokXanyeYannianjzsmileBotaniNestBuyfunCIMAXICCzzoypiElectronic SpecialtiesGurticeJZROCKERKAKOWELYManufacturer VariesMaxwayellPatungKuPerformance ToolS-RoadTABLZONETINEASURWINDLANDWalmeckYanneeYokuafvbhtyronghaiqinDoinspringHOMOYOYOHONMEETIdealNATEFEMINNilightNkeShengPomona ElectronicsREED InstrumentsRWAJZAXRoohaShinysixTooriseVioraXINYUANYIWEIAB ToolsAEVXKHIAooowerBAOPAIBENGPAOBACenter VDEEPCRAFFDelestrikELAYARDFNIRSIGieenanHastoreIbasetoyIkoopyKZYEEKnackLaikoutdLuxshinyMLINSNSI IndustriesNightFireOsdhezcnSIEYIOTierpopTool Time CorporationVDIAGTOOLVEVOR
Sort by|
Electrical Testing in Test, Measure, and Inspect(1000+)
Uses item details. Price when purchased online
Best seller 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 $8.37
Best seller
$837
current price $8.37Slaprin 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
234.8 out of 5 Stars. 23 reviews
Save with
Shipping arrives in 3+ days
Best seller Hyper Tough Circuit Tester, No Battery Needed, Red and Black, 1 Each $8.82
Best seller
$882
current price $8.82Hyper Tough Circuit Tester, No Battery Needed, Red and Black, 1 Each
504.6 out of 5 Stars. 50 reviews
Save with
Pickup today
Delivery today
Shipping arrives today
AUTOOL Automotive Battery Tester Car Voltage Tester Battery Analyzer W/ 2" HD Screen & Alarm Prompt for 12V/24V Lead Acid Batteries, BT70 $15.99
7 options
Available in additional 7 options$1599
current price $15.99Options from $15.99 – $105.29
AUTOOL Automotive Battery Tester Car Voltage Tester Battery Analyzer W/ 2" HD Screen & Alarm Prompt for 12V/24V Lead Acid Batteries, BT70
1214.4 out of 5 Stars. 121 reviews
Free shipping, arrives in 3+ days
2026 Upgrade Automotive Circuit Fault Probe Tester, Portable High-Precision 20a 48v Car Circuit Probe Tester with Led Display & Front Lighting, Water Proof Car Relay Fuse Blade Checker (1pcs) $15.99
$1599
current price $15.992026 Upgrade Automotive Circuit Fault Probe Tester, Portable High-Precision 20a 48v Car Circuit Probe Tester with Led Display & Front Lighting, Water Proof Car Relay Fuse Blade Checker (1pcs)
Free shipping, arrives in 3+ days
Circuit Tester, 6-24V Automotive Electric Circuit Tester with Voltage Display LED Light, with a buzzer prompt, Car Power Circuit Probe Kit for All Vehicles $13.90
$1390
current price $13.90Circuit Tester, 6-24V Automotive Electric Circuit Tester with Voltage Display LED Light, with a buzzer prompt, Car Power Circuit Probe Kit for All Vehicles
11 out of 5 Stars. 1 reviews
Save with
Shipping arrives Mon, Mar 16
1 Set Wire Tracer Circuit Tester Short Open Finder Electrical Circuit Tracer $16.56
$1656
current price $16.56+$2.89 shipping
1 Set Wire Tracer Circuit Tester Short Open Finder Electrical Circuit Tracer
24 out of 5 Stars. 2 reviews
Shipping arrives in 3+ days
TESMEN 3 in 1 EMF Reader and Geiger Counter with LCD Screen, Alarm and Backlight Portable Ghost Hunting and Paranormal Equipment for Home and Office $39.99
$3999
current price $39.99TESMEN 3 in 1 EMF Reader and Geiger Counter with LCD Screen, Alarm and Backlight Portable Ghost Hunting and Paranormal Equipment for Home and Office
644.4 out of 5 Stars. 64 reviews
Save with
Free shipping, arrives tomorrow
Clearance Automotive Electrical Open Short Finder Circuit Tester Digital Car Scanner Diagnostic Tool with Flexible Probe for Quick Easy Troubleshooting and Long Lasting Durability $9.99 Was $13.48
Clearance
Now$999
current price Now $9.99, Was $13.48$13.48
+$5.99 shipping
Automotive Electrical Open Short Finder Circuit Tester Digital Car Scanner Diagnostic Tool with Flexible Probe for Quick Easy Troubleshooting and Long Lasting Durability
24.5 out of 5 Stars. 2 reviews
Shipping arrives in 3+ days
Automotive Test Light Digital LED Circuit Tester 6V/12V/24V Auto Electric Tester Light Tool with Voltmeter and Probe for Checking Vehicle Car Truck Motorcycle Boat Fuses $7.83 Was $13.49
Now$783
current price Now $7.83, Was $13.49$13.49
+$1.97 shipping
Automotive Test Light Digital LED Circuit Tester 6V/12V/24V Auto Electric Tester Light Tool with Voltmeter and Probe for Checking Vehicle Car Truck Motorcycle Boat Fuses
55 out of 5 Stars. 5 reviews
Shipping arrives in 3+ days
Best seller Onemayship 5 LED EMF Meter Magnetic Field Ghost Hunting Paranormal Equipment Tester Portable Counter $11.82 Was $19.99
Best seller
Now$1182
current price Now $11.82, Was $19.99$19.99
Onemayship 5 LED EMF Meter Magnetic Field Ghost Hunting Paranormal Equipment Tester Portable Counter
1214.5 out of 5 Stars. 121 reviews
Save with
Shipping arrives in 3+ days
TMWEFUSC Electromagnetic Radiation Detector Professional 3 in 1 Handheld EMF Reader Portable EMF Meter with Sound Light Alarm Digital LCD EMF Tester Temperature Measure Reusable for Home $14.59
2 options
Available in additional 2 options$1459
current price $14.59TMWEFUSC Electromagnetic Radiation Detector Professional 3 in 1 Handheld EMF Reader Portable EMF Meter with Sound Light Alarm Digital LCD EMF Tester Temperature Measure Reusable for Home
374.6 out of 5 Stars. 37 reviews
Save with
Shipping arrives Tue, Mar 17
Hyper Tough Circuit Breaker Locator TD35306G, New, 1 Each, 8.5 in x 1.5 in x 0.75 in, 9-volt Battery Included, AC 90 - 120 Volts, LED Display $31.97
$3197
current price $31.97Hyper Tough Circuit Breaker Locator TD35306G, New, 1 Each, 8.5 in x 1.5 in x 0.75 in, 9-volt Battery Included, AC 90 - 120 Volts, LED Display
594.5 out of 5 Stars. 59 reviews
Save with
Pickup today
Delivery today
Shipping arrives today
Automotive Short and Open Finder Circuit Tester - DC 6-42V Car Wire Tracker Tool for Quick Diagnostic, Locates Open Circuits & Short Circuits $16.94
$1694
current price $16.94+$1.99 shipping
Automotive Short and Open Finder Circuit Tester - DC 6-42V Car Wire Tracker Tool for Quick Diagnostic, Locates Open Circuits & Short Circuits
15 out of 5 Stars. 1 reviews
Shipping arrives in 3+ days
Automotive Test Light with 5-120V LED Digital Voltage Display, Circuit Tester Automotive with Voltmeter & Dual Color Polarity Indicator, Electrical Test Pen with Long Probe for Car RV Fuse Checker $7.91
2 sizes
Available in additional 2 sizes$791
current price $7.91Options from $7.91 – $8.98
Automotive Test Light with 5-120V LED Digital Voltage Display, Circuit Tester Automotive with Voltmeter & Dual Color Polarity Indicator, Electrical Test Pen with Long Probe for Car RV Fuse Checker
45 out of 5 Stars. 4 reviews
Free shipping, arrives in 3+ days
Clearance Katzco Circuit Continuity Tester - 6-12 Volt with 12 Foot Lead and Light Indicator for Fuse Testing, Light Sockets, Short Circuits, Wires, Electricians, Mechanics, Homeowners and Car Batteries $7.84 Was $11.99
Clearance
Now$784
current price Now $7.84, Was $11.99$11.99
Katzco Circuit Continuity Tester - 6-12 Volt with 12 Foot Lead and Light Indicator for Fuse Testing, Light Sockets, Short Circuits, Wires, Electricians, Mechanics, Homeowners and Car Batteries
55 out of 5 Stars. 5 reviews
Save with
Shipping arrives tomorrow
Overall pick NOYAFA NF-827 Circuit Breaker Finder with 3 Accessories &GFCI Outlet Tester, 90-120V AC , Quickly Identify NCV Circuit Tester with Sensitivity Adjustment, Storage Case $36.99 Was $43.99
Overall pick
Now$3699
current price Now $36.99, Was $43.99$43.99
NOYAFA NF-827 Circuit Breaker Finder with 3 Accessories &GFCI Outlet Tester, 90-120V AC , Quickly Identify NCV Circuit Tester with Sensitivity Adjustment, Storage Case
314.4 out of 5 Stars. 31 reviews
Save with
Free shipping, arrives Mon, Mar 16
Outlet Tester for Grounding Products, Outlet Tester with GFCI, Electrical Receptacle Tester, Plug Tester,USplug $8.58
$858
current price $8.58Outlet Tester for Grounding Products, Outlet Tester with GFCI, Electrical Receptacle Tester, Plug Tester,USplug
13 out of 5 Stars. 1 reviews
Free shipping, arrives in 3+ days
Adifare EMF Meter,High Accuracy Electromagnetic Field Radiation Detector Battery Powered EMF Detector Ghost Hunting Paranormal Equipment Tester for Industrial Construction $10.00 Was $17.99
Now$1000
current price Now $10.00, Was $17.99$17.99
Adifare EMF Meter,High Accuracy Electromagnetic Field Radiation Detector Battery Powered EMF Detector Ghost Hunting Paranormal Equipment Tester for Industrial Construction
243.5 out of 5 Stars. 24 reviews
Save with
Shipping arrives Mon, Mar 16
1 Set Wire Tracer Circuit Tester Short Open Finder Electrical Circuit Tracer $7.03 Was $7.99
Now$703
current price Now $7.03, Was $7.99$7.99
1 Set Wire Tracer Circuit Tester Short Open Finder Electrical Circuit Tracer
11 out of 5 Stars. 1 reviews
Free shipping, arrives in 3+ days
Upgraded Watt Power Meter Plug Home Electrical Usage Monitor Consumption, Energy Voltage Amps Kill Tester with Backlight, Overload Protection, 7 Modes Display, White $13.20
$1320
current price $13.20Options from $12.69
Upgraded Watt Power Meter Plug Home Electrical Usage Monitor Consumption, Energy Voltage Amps Kill Tester with Backlight, Overload Protection, 7 Modes Display, White
104.6 out of 5 Stars. 10 reviews
Save with
Shipping arrives tomorrow
Klein Tools Circuit Breaker Finder Kit $69.99
$6999
current price $69.99+$6.49 shipping
Klein Tools Circuit Breaker Finder Kit
84.6 out of 5 Stars. 8 reviews
Shipping arrives in 3+ days
Best seller DSO152 Portable Digital Oscilloscope Mini Handheld Digital Oscilloscope 2.5MSa/s $28.43 Was $51.00
Best seller
Now$2843
current price Now $28.43, Was $51.00$51.00
+$2.49 shipping
DSO152 Portable Digital Oscilloscope Mini Handheld Digital Oscilloscope 2.5MSa/s
Shipping arrives in 3+ days
Veevvio Non-Contact Voltage Tester, Voltage Detector Dual Range AC 12V/48V-1000V, Circuit Tester with Buzzer Alarm, Electrical Tester, Live/Null Wire Tester with Pocket Clip, Wire Breakpoint Finder $7.99
$799
current price $7.99Veevvio Non-Contact Voltage Tester, Voltage Detector Dual Range AC 12V/48V-1000V, Circuit Tester with Buzzer Alarm, Electrical Tester, Live/Null Wire Tester with Pocket Clip, Wire Breakpoint Finder
Save with
Shipping arrives tomorrow
Aukuyee 2.4" TFT Handheld Oscilloscope, Mini Digital Portable Multimeter Audio Scope Tester Kit with BNC Clip Probe, Power Supply $32.99
$3299
current price $32.99Aukuyee 2.4" TFT Handheld Oscilloscope, Mini Digital Portable Multimeter Audio Scope Tester Kit with BNC Clip Probe, Power Supply
Save with
Shipping arrives Mon, Mar 16
Klein Tools ET310 AC Circuit Breaker Finder, Electric Tester with Integrated GFCI Outlet Tester $52.56
$5256
current price $52.56Klein Tools ET310 AC Circuit Breaker Finder, Electric Tester with Integrated GFCI Outlet Tester
754.4 out of 5 Stars. 75 reviews
Free shipping, arrives in 3+ days
Automotive Power Circuit Probe Tester with 4M Lead, 6-24V DC LED Light, Battery & Fuse Tester, Auto Electrical Tool $15.99
$1599
current price $15.99Automotive Power Circuit Probe Tester with 4M Lead, 6-24V DC LED Light, Battery & Fuse Tester, Auto Electrical Tool
25 out of 5 Stars. 2 reviews
Save with
Shipping arrives Tue, Mar 17
HABOTEST Outlet Tester Electrical GFCI Receptacle Detector with LCD Display, 3 Prong 120V AC Voltage Socket Checker $12.98
$1298
current price $12.98HABOTEST Outlet Tester Electrical GFCI Receptacle Detector with LCD Display, 3 Prong 120V AC Voltage Socket Checker
34.7 out of 5 Stars. 3 reviews
Free shipping, arrives in 3+ days
Kqiang 5 LED EMF Meter Magnetic Field Detector Ghost Hunting Paranormal Equipment Tester Portable Counter $11.69
$1169
current price $11.69Kqiang 5 LED EMF Meter Magnetic Field Detector Ghost Hunting Paranormal Equipment Tester Portable Counter
234.7 out of 5 Stars. 23 reviews
Free shipping, arrives in 3+ days
Autel PowerScan PS100 Automotive Circuit Tester, Power Circuit Probe Scan Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance, 20ft Extension Cord $89.99
$8999
current price $89.99Autel PowerScan PS100 Automotive Circuit Tester, Power Circuit Probe Scan Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance, 20ft Extension Cord
14 out of 5 Stars. 1 reviews
Free shipping, arrives in 3+ days
Outlet Tester, Circuit Testers for All Grounding Products, Receptacle Tester for Plug Security Test US Plug $7.39
$739
current price $7.39Outlet Tester, Circuit Testers for All Grounding Products, Receptacle Tester for Plug Security Test US Plug
Free shipping, arrives in 3+ days
Grounding Tester for Grounding Products, Grounding Continuity Tester Used for Grounding Mats Sheets Blankets Use to Test Effectiveness of Grounding $16.99 Was $18.94
Now$1699
current price Now $16.99, Was $18.94$18.94
Grounding Tester for Grounding Products, Grounding Continuity Tester Used for Grounding Mats Sheets Blankets Use to Test Effectiveness of Grounding
33.3 out of 5 Stars. 3 reviews
Save with
Shipping arrives Tue, Mar 17
Ghost Equipment Kit, EMF Meter and 4 Pcs Motion Light Up Cat Balls, Emf Meter Detector Ghost Equipment $18.21 Was $20.79
Now$1821
current price Now $18.21, Was $20.79$20.79
Ghost Equipment Kit, EMF Meter and 4 Pcs Motion Light Up Cat Balls, Emf Meter Detector Ghost Equipment
11 out of 5 Stars. 1 reviews
Free shipping, arrives in 3+ days
EM415Pro Automotive Electrical Openand Short Finder Circuit Tester DC 6-42V Car Repair Cable Circuit Wire Tracker $15.03 Was $17.64
Now$1503
current price Now $15.03, Was $17.64$17.64
EM415Pro Automotive Electrical Openand Short Finder Circuit Tester DC 6-42V Car Repair Cable Circuit Wire Tracker
15 out of 5 Stars. 1 reviews
Free shipping, arrives in 3+ days
BALDR Eco Power Socket US Meter - Counts Kw Per Hour - Plugs into Appliances, Measure Your Energy Usage - Cut Down on Costs $14.96 Was $19.96
Now$1496
current price Now $14.96, Was $19.96$19.96
+$4.99 shipping
BALDR Eco Power Socket US Meter - Counts Kw Per Hour - Plugs into Appliances, Measure Your Energy Usage - Cut Down on Costs
12 out of 5 Stars. 1 reviews
Shipping arrives in 3+ days
ANCEL PB50 New Power Circuit Probe Tester, 12V 24V Automotive Circuit Tester, Electrical Diagnistic Tool $55.59 Was $79.99
3 sizes
Available in additional 3 sizesNow$5559
current price Now $55.59, Was $79.99$79.99
Options from $55.59 – $129.99
ANCEL PB50 New Power Circuit Probe Tester, 12V 24V Automotive Circuit Tester, Electrical Diagnistic Tool
244.5 out of 5 Stars. 24 reviews
Save with
Free shipping, arrives tomorrow
Klein Tools CL220 400 Amp Auto-Ranging Digital Clamp Meter with Temperature/Non-Contact Voltage Detector $75.55 Was $106.35
Now$7555
current price Now $75.55, Was $106.35$106.35
Klein Tools CL220 400 Amp Auto-Ranging Digital Clamp Meter with Temperature/Non-Contact Voltage Detector
154.5 out of 5 Stars. 15 reviews
Free shipping, arrives in 3+ days
Nilight 30 AMP RV Circuit Tester 125V/3750W RV Circuit Analyzer Plug with LED Indicator Light 30 amp Nema TT-30P ETL Listed Surge Protector Circuit Tester Plug for RV Camper Trailer $17.99
$1799
current price $17.99Nilight 30 AMP RV Circuit Tester 125V/3750W RV Circuit Analyzer Plug with LED Indicator Light 30 amp Nema TT-30P ETL Listed Surge Protector Circuit Tester Plug for RV Camper Trailer
Save with
Shipping arrives Mon, Mar 16
FNIRSI 2C53T Upgrade 3in1 Oscilloscope Multimeter Signal Generator 50MHz Bandwidth 250MS Rate Dual Channel 20000 Counts $109.00
$10900
current price $109.00FNIRSI 2C53T Upgrade 3in1 Oscilloscope Multimeter Signal Generator 50MHz Bandwidth 250MS Rate Dual Channel 20000 Counts
Free shipping, arrives in 3+ days
Tone Generator Kit, Wire Tracer Circuit Tester, 200EP High Accuracy Wire Tester, Multi-Tone Cable Test with Inductive Amplifier $22.98
$2298
current price $22.98Tone Generator Kit, Wire Tracer Circuit Tester, 200EP High Accuracy Wire Tester, Multi-Tone Cable Test with Inductive Amplifier
23 out of 5 Stars. 2 reviews
Save with
Shipping arrives tomorrow
3in1 Oscilloscope Multimeter Signal Generator Machine 2.8inch IPS Display Oscope Meter Handheld Oscilloscope 10Mhz Bandwidth 50MSa/s Sampling Rate Dual Channel Oscillometer with Waveform Save and $74.99
$7499
current price $74.993in1 Oscilloscope Multimeter Signal Generator Machine 2.8inch IPS Display Oscope Meter Handheld Oscilloscope 10Mhz Bandwidth 50MSa/s Sampling Rate Dual Channel Oscillometer with Waveform Save and
15 out of 5 Stars. 1 reviews
Free shipping, arrives in 3+ days