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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 minsShipping, arrives todayPickup as soon as 5pm
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
334.8 out of 5 Stars. 33 reviews
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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
1324.4 out of 5 Stars. 132 reviews
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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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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
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
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 minsShipping, arrives todayPickup as soon as 5pm
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 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
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
664.3 out of 5 Stars. 66 reviews
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Delivery as soon as 25 minsShipping, arrives todayPickup as soon as 5pm
TESMEN 3 in 1 EMF Reader with LCD Screen, Alarm and Backlight - Portable Electronic Magnetic Field Radiation Meter for Home, Office and Paranormal Use $35.99 Was $39.99
Now$3599
current price Now $35.99, Was $39.99$39.99
TESMEN 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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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
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
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
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
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 $5.02
Clearance
Now$302
current price Now $3.02, Was $5.02$5.02
+$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
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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Clearance QenASHaing Digital LED Circuit Tester 6V/12V/24V with Voltmeter Probe, Portable Tool for Clear Voltage Reading and Fuse Checking, For Car Truck Motorcycle Boat $4.91 Was $5.89
Clearance
Now$491
current price Now $4.91, Was $5.89$5.89
+$2.99 shipping
QenASHaing Digital LED Circuit Tester 6V/12V/24V with Voltmeter Probe, Portable Tool for Clear Voltage Reading and Fuse Checking, For Car Truck Motorcycle Boat
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
Current Fuse Tester, Power Fuse Monitor, Multimeter Short/Open Finder, Automotive Circuit Tester Accessory for Mini Maxi ATC Fuses, Live Current Reading up to 80A (1 pc) $33.66
$3366
current price $33.66Current Fuse Tester, Power Fuse Monitor, Multimeter Short/Open Finder, Automotive Circuit Tester Accessory for Mini Maxi ATC Fuses, Live Current Reading up to 80A (1 pc)
15 out of 5 Stars. 1 reviews
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
702S 2 n 1 oscilloscope multimeter, 10MHz Bandwidth, 48MSa/s Sampling, 2.8" IPS Display, USB Type-C Rechargeable, 9999 Counts T-RMS for Voltage and Waveform Testing $59.95
$5995
current price $59.95702S 2 n 1 oscilloscope multimeter, 10MHz Bandwidth, 48MSa/s Sampling, 2.8" IPS Display, USB Type-C Rechargeable, 9999 Counts T-RMS for Voltage and Waveform Testing
35 out of 5 Stars. 3 reviews
Free shipping, arrives in 3+ days
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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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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Only 1 left
Automotive Short Circuit Finder, EM415PRO 6-42V Automotive Electrical Open Short Finder Circuit Tester Cable Wire Car Repair Tool for Cars, Trucks, Tractors $14.95
$1495
current price $14.95+$0.26 shipping
Automotive Short Circuit Finder, EM415PRO 6-42V Automotive Electrical Open Short Finder Circuit Tester Cable Wire Car Repair Tool for Cars, Trucks, Tractors
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 $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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Best seller 7 inch LCD 2-Channel Digital Oscilloscope DDS Signal Generator 100MHz* 2 Analog Bandwidth 1GSa/S Sampling Rate $169.99
Best seller
$16999
current price $169.997 inch LCD 2-Channel Digital Oscilloscope DDS Signal Generator 100MHz* 2 Analog Bandwidth 1GSa/S Sampling Rate
334.3 out of 5 Stars. 33 reviews
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
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
Kqiang 5 LED EMF Meter Magnetic Field Detector Ghost Hunting Paranormal Equipment Tester Portable Counter $13.99
$1399
current price $13.99Kqiang 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
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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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
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
15 out of 5 Stars. 1 reviews
Free shipping, arrives in 3+ days
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
Mixfeer 3in1 Multifunctional Electric Field Magnetic Field Radiation Detector Handheld Electromagnetic Radiation Tester EMF Meter Portable Radio Frequency Detect Meter $26.99
$2699
current price $26.99Mixfeer 3in1 Multifunctional Electric Field Magnetic Field Radiation Detector Handheld Electromagnetic Radiation Tester EMF Meter Portable Radio Frequency Detect Meter
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Shipping, arrives Sun, Jun 7
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
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
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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Handheld LCR Meter Digital Bridge FNIRSI LC1020E 0.3% Accuracy 100kHz, Portable Component Tester w/Kelvin Clips & 3000mAh Battery $70.19 Was $77.99
Now$7019
current price Now $70.19, Was $77.99$77.99
Handheld LCR Meter Digital Bridge FNIRSI LC1020E 0.3% Accuracy 100kHz, Portable Component Tester w/Kelvin Clips & 3000mAh Battery
Free shipping, arrives in 3+ days