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Electrical Testing in Test, Measure, and Inspect(1000+)
Uses item details. Price when purchased online
Overall pick EverStart 6-24V Automotive Circuit Tester, Bidirectional Polarity Test Light with Red/Green LED Indicator $5.44
Overall pick
$544
current price $5.44EverStart 6-24V Automotive Circuit Tester, Bidirectional Polarity Test Light with Red/Green LED Indicator
1924.3 out of 5 Stars. 192 reviews
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Delivery as soon as 25 mins
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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 $8.68
Best seller
$868
current price $8.68Slaprin 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
324.8 out of 5 Stars. 32 reviews
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Shipping arrives Tue, Jun 9
W01 Inductor Detectors Inductance Tester Motherboards Coils Tester For Mobile Phone Repair Tool Quick Fault Detection $8.14
$814
current price $8.14W01 Inductor Detectors Inductance Tester Motherboards Coils Tester For Mobile Phone Repair Tool Quick Fault Detection
Free shipping, arrives in 3+ days
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 $11.99 Was $13.99
Best seller
Now$1199
current price Now $11.99, Was $13.99$13.99
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
204.9 out of 5 Stars. 20 reviews
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Best seller Onemayship 5 LED EMF Meter Magnetic Field Ghost Hunting Paranormal Equipment Tester Portable Counter $11.82
Best seller
$1182
current price $11.82Onemayship 5 LED EMF Meter Magnetic Field Ghost Hunting Paranormal Equipment Tester Portable Counter
1254.5 out of 5 Stars. 125 reviews
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Best seller Hyper Tough Circuit Tester $8.82
Best seller
$882
current price $8.82Hyper Tough Circuit Tester
614.6 out of 5 Stars. 61 reviews
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Delivery as soon as 25 mins
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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, for 99% Car $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, for 99% Car
25 out of 5 Stars. 2 reviews
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Free shipping, arrives Tue, Jun 9
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) $10.00 Was $11.99
Now$1000
current price Now $10.00, Was $11.99$11.99
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)
Free shipping, arrives in 3+ days
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 – $127.29
AUTOOL Automotive Battery Tester Car Voltage Tester Battery Analyzer W/ 2" HD Screen & Alarm Prompt for 12V/24V Lead Acid Batteries, BT70
1334.4 out of 5 Stars. 133 reviews
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Shipping arrives Tue, Jun 9
Nilight 50 Amp RV Circuit Tester 125/250V RV Circuit Analyzer Plug with LED Indicator Light 50 amp Nema 14-50P ETL Listed Surge Protector Circuit Tester Plug for RV Camper Trailer $21.99
$2199
current price $21.99Nilight 50 Amp RV Circuit Tester 125/250V RV Circuit Analyzer Plug with LED Indicator Light 50 amp Nema 14-50P ETL Listed Surge Protector Circuit Tester Plug for RV Camper Trailer
25 out of 5 Stars. 2 reviews
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Shipping arrives Wed, Jun 10
BALDR Eco Power Socket US Meter - Counts Kw Per Hour - Plugs into Appliances, Measure Your Energy Usage - Cut Down on Costs $13.46 Was $14.96
Now$1346
current price Now $13.46, Was $14.96$14.96
+$4.99 shipping
BALDR Eco Power Socket US Meter - Counts Kw Per Hour - Plugs into Appliances, Measure Your Energy Usage - Cut Down on Costs
23.5 out of 5 Stars. 2 reviews
Shipping arrives in 3+ days
Best seller 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
Best seller
$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
664.3 out of 5 Stars. 66 reviews
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Delivery as soon as 25 mins
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7-Way Round Pin Tractor Trailer Circuit Chaser for Testing Turn Signals, Hazard Lights, Brake Lights and More
7-Way Round Pin Tractor Trailer Circuit Chaser for Testing Turn Signals, Hazard Lights, Brake Lights and More
35 out of 5 Stars. 3 reviews
Free shipping, arrives in 3+ days
TESMEN 3 in 1 EMF Reader with LCD Screen, Alarm and Backlight - Portable Electronic Magnetic Field Radiation Meter for Home, Office and Paranormal Use $39.99
$3999
current price $39.99TESMEN 3 in 1 EMF Reader with LCD Screen, Alarm and Backlight - Portable Electronic Magnetic Field Radiation Meter for Home, Office and Paranormal Use
734.4 out of 5 Stars. 73 reviews
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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 $15.69
2 options
Available in additional 2 options$1569
current price $15.69TMWEFUSC 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
394.5 out of 5 Stars. 39 reviews
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Shipping arrives Tue, Jun 9
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
$999
current price $9.99+$7.98 shipping
Automotive Electrical Open Short Finder Circuit Tester Digital Car Scanner Diagnostic Tool with Flexible Probe for Quick Easy Troubleshooting and Long Lasting Durability
94.1 out of 5 Stars. 9 reviews
Shipping arrives in 3+ days
Automotive Power Circuit Probe Tester with 4M Lead, 6-24V DC LED Light, Battery & Fuse Tester, Auto Electrical Tool $15.59
$1559
current price $15.59Automotive Power Circuit Probe Tester with 4M Lead, 6-24V DC LED Light, Battery & Fuse Tester, Auto Electrical Tool
54.2 out of 5 Stars. 5 reviews
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Automotive Short and Open Finder Circuit Tester - DC 6-42V Car Wire Tracker Tool for Quick Diagnostic, Locates Open Circuits & Short Circuits $15.99
$1599
current price $15.99+$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
33.7 out of 5 Stars. 3 reviews
Shipping arrives in 3+ days
STORGENER EMF Detector, Handheld 5 LED EMF Magnetic Field Detector, Electromagnetic Paranormal Equipment Tester for Home, Office (2 Pack) $12.39
$1239
current price $12.39STORGENER EMF Detector, Handheld 5 LED EMF Magnetic Field Detector, Electromagnetic Paranormal Equipment Tester for Home, Office (2 Pack)
15 out of 5 Stars. 1 reviews
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Professional Inductance Tester with Type-C Port High Sensitivity Electromagnetic Induction Tool for Quick Fault Check on Motherboard Coils in Repair （2PCS） $10.99 Was $15.99
Now$1099
current price Now $10.99, Was $15.99$15.99
+$5.00 shipping
Professional Inductance Tester with Type-C Port High Sensitivity Electromagnetic Induction Tool for Quick Fault Check on Motherboard Coils in Repair （2PCS）
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
304.8 out of 5 Stars. 30 reviews
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Shipping arrives Tue, Jun 9
Type-C Inductance Tester Motherboard Coil Tester Tool, Electronic Circuit Board Inductor Detector, High Sensitivity Electromagnetic Induction Quick Fault Check Tool for Detection Circuit Testers $7.98
$798
current price $7.98Options from $7.98 – $47.27
Type-C Inductance Tester Motherboard Coil Tester Tool, Electronic Circuit Board Inductor Detector, High Sensitivity Electromagnetic Induction Quick Fault Check Tool for Detection Circuit Testers
12 out of 5 Stars. 1 reviews
Free shipping, arrives in 3+ days
Ghost Equipment Kit, EMF Meter and 4 Pcs Motion Light Up Cat Balls, Emf Meter Detector Ghost Equipment $21.14
$2114
current price $21.14Ghost Equipment Kit, EMF Meter and 4 Pcs Motion Light Up Cat Balls, Emf Meter Detector Ghost Equipment
Free shipping, arrives in 3+ days
1 Set DIY Kits Digital LCD Display DIY Kit Tester Transistor Diode Capacitance ESR Meter Signal Generator Tool $19.64
$1964
current price $19.641 Set DIY Kits Digital LCD Display DIY Kit Tester Transistor Diode Capacitance ESR Meter Signal Generator Tool
15 out of 5 Stars. 1 reviews
Free shipping, arrives in 3+ days
STORGENER Car Circuit Tester, Wire Piercing Circuit Tester, 6-12-24V, Automotive Probe Tool Electric Trailer Wiring Diagnosis $10.99 Was $29.99
Now$1099
current price Now $10.99, Was $29.99$29.99
STORGENER Car Circuit Tester, Wire Piercing Circuit Tester, 6-12-24V, Automotive Probe Tool Electric Trailer Wiring Diagnosis
424.7 out of 5 Stars. 42 reviews
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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
94.7 out of 5 Stars. 9 reviews
Free shipping, arrives in 3+ days
TinySA Spectrum Analyzer V0.3.1 Handheld 100kHz960MHz RF Frequency Analyzer with 2.8" Touchscreen Dual Input MF/HF/VHF/UHF Built-in Signal Generator USB PC Control $75.00
$7500
current price $75.00TinySA Spectrum Analyzer V0.3.1 Handheld 100kHz960MHz RF Frequency Analyzer with 2.8" Touchscreen Dual Input MF/HF/VHF/UHF Built-in Signal Generator USB PC Control
15 out of 5 Stars. 1 reviews
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Free shipping, arrives Tue, Jun 9
Only 1 left
Clearance Qyaukm Wh305 Electrical Socket Tester with Gfci Check. Receptacle Tester for Standard Ac Outlets. Automatic Electric Circuit Polarity Voltage Detector Breaker Finder, 1*Socket Tester $3.02 Was $5.03
Clearance
Now$302
current price Now $3.02, Was $5.03$5.03
+$2.50 shipping
Qyaukm Wh305 Electrical Socket Tester with Gfci Check. Receptacle Tester for Standard Ac Outlets. Automatic Electric Circuit Polarity Voltage Detector Breaker Finder, 1*Socket Tester
53.8 out of 5 Stars. 5 reviews
Shipping arrives in 3+ days
NanoVNA-H Network Antenna Analyser Upgraded Portable Vector Network Analyser MF HF VHF UHF Vector Network Analyser with SD Card Slot 50KHz ~ 1.5GHz $45.40
$4540
current price $45.40NanoVNA-H Network Antenna Analyser Upgraded Portable Vector Network Analyser MF HF VHF UHF Vector Network Analyser with SD Card Slot 50KHz ~ 1.5GHz
Free shipping, arrives in 3+ days
SeeSii Nanovna-H Vector Network Analyzer,Upgraded HW3.6 10KHz-1.5GHz MF HF VHF UHF Antenna Analyzer, Measuring S Parameters, Voltage Standing Wave Ratio,Phase,Delay,Smith Chart,Support Data Storage $45.11
$4511
current price $45.11SeeSii Nanovna-H Vector Network Analyzer,Upgraded HW3.6 10KHz-1.5GHz MF HF VHF UHF Antenna Analyzer, Measuring S Parameters, Voltage Standing Wave Ratio,Phase,Delay,Smith Chart,Support Data Storage
Free shipping, arrives in 3+ days
KAIWEETS Circuit Breaker Finder Tool Kit, GFCI Outlet Tester with Dual-Sided LED Indicators, Electrical Circuit Tracer Tool with Flashlight, Includes Carrying Case and Adapters $41.99
$4199
current price $41.99KAIWEETS Circuit Breaker Finder Tool Kit, GFCI Outlet Tester with Dual-Sided LED Indicators, Electrical Circuit Tracer Tool with Flashlight, Includes Carrying Case and Adapters
Free shipping, arrives in 3+ days
TriField TF2 comes with a 9-volt Portable Battery. Accurate Readings EMF Meter. Reads 5G, cell phones, powerlines, etc. $186.00
$18600
current price $186.00TriField TF2 comes with a 9-volt Portable Battery. Accurate Readings EMF Meter. Reads 5G, cell phones, powerlines, etc.
15 out of 5 Stars. 1 reviews
Free shipping, arrives in 3+ days
Digital EMF Meter Electromagnetic Field Radiation Detector with LCD Display, Geiger Counter for Home, Office, and Industrial Use, Measures Electric, Magnetic, and RF Radiation Levels Accurately $29.99
$2999
current price $29.99Digital EMF Meter Electromagnetic Field Radiation Detector with LCD Display, Geiger Counter for Home, Office, and Industrial Use, Measures Electric, Magnetic, and RF Radiation Levels Accurately
11 out of 5 Stars. 1 reviews
Free shipping, arrives in 3+ days
Emporia Vue 3 Commercial 3-Phase Smart Energy Monitor - Business and Home Automation Device with Real Time Electricity Usage Monitor, Power Consumption Meter, Solar and Net Metering $109.99
$10999
current price $109.99Emporia Vue 3 Commercial 3-Phase Smart Energy Monitor - Business and Home Automation Device with Real Time Electricity Usage Monitor, Power Consumption Meter, Solar and Net Metering
Free shipping, arrives in 3+ days
CATPAN Bathroom Toothbrush Holder Set, Ceramic Checkered Soap Dispenser and Tooth Brush Holder Set, Modern Bathroom Accessories Sets Countertop, Black and White Checkered Bathroom Decor Set (Black) $34.99
$3499
current price $34.99Options from $34.99 – $36.09
CATPAN Bathroom Toothbrush Holder Set, Ceramic Checkered Soap Dispenser and Tooth Brush Holder Set, Modern Bathroom Accessories Sets Countertop, Black and White Checkered Bathroom Decor Set (Black)
Free 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 $12.35
$1235
current price $12.35Automotive 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
Free shipping, arrives in 3+ days
Case for Klein Tools Digital Circuit Breaker Finder and GFCI Outlet Tester Tools Kit-Blacke (Box Only) $15.99
$1599
current price $15.99Options from $15.99 – $16.39
Case for Klein Tools Digital Circuit Breaker Finder and GFCI Outlet Tester Tools Kit-Blacke (Box Only)
663.7 out of 5 Stars. 66 reviews
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Shipping arrives Tue, Jun 9
Tone Generator Kit, Wire Tracer Circuit Tester, 200EP High Accuracy Wire Tester, Multi-Tone Cable Test with Inductive Amplifier $20.68 Was $22.98
Now$2068
current price Now $20.68, Was $22.98$22.98
Tone Generator Kit, Wire Tracer Circuit Tester, 200EP High Accuracy Wire Tester, Multi-Tone Cable Test with Inductive Amplifier
44 out of 5 Stars. 4 reviews
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Shipping arrives Wed, Jun 10
Nilight 180 PCS Car Fuses Automotive Assortment Kit Standard Mini Blade 5A 7.5A 10A 15A 20A 25A 30A 35A 40A with Fuse Puller Circuit Tester Replacement for Cars Trucks RVs $12.99
$1299
current price $12.99Nilight 180 PCS Car Fuses Automotive Assortment Kit Standard Mini Blade 5A 7.5A 10A 15A 20A 25A 30A 35A 40A with Fuse Puller Circuit Tester Replacement for Cars Trucks RVs
25 out of 5 Stars. 2 reviews
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Shipping arrives Wed, Jun 10
Klein Tools Receptacle Tester $14.12
$1412
current price $14.12Klein Tools Receptacle Tester
104.9 out of 5 Stars. 10 reviews
Free shipping, arrives in 3+ days