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Take advantage of limited-time deals on iconic Circuit Testers pieces.

KNB SELLING 1 Pcs Electrical Tester Pen, 70-250V Induction Power Detector Pen Electrical Screwdriver Circuit Tester, Electrical Tester Pen with LED Color Light, Non-Contact AC Voltage Tester Pen.

5.0

ƒ16

Circuit Tester, 3-70v Dc Voltage Tester with Digital Test Light Flashlight Measures Polarity Continuity, for Automotive Fuse Tester Wiring Circuit Checking

ƒ93

TERRIFI Premium LED Bulb Automotive Circuit Tester, 4-60V Test Light with 102 Inch PU Extended Spring Wire, Sharp Hard Steel Probe Vehicle Circuits Low DC Voltage Light Tester

4.4

ƒ131

KAIWEETS HT100S Voltage Tester, Dual-Range 12V-1000V/70V 1000V Non-Contact Electric Tester, Sensitivity Electric Compact Pen with NCV, LED Flashlight, Buzzer Alarm, Wire Breakpoint Finder

4.5

ƒ100

Test Light Automotive Power Circuit Probe Tester with 4M Test Lead 6-24V DC Led Light Tester Fuse Tester 6V 12V 24V Wire Circuit Tester Auto 12 Volt Electrical System Tools Car Truck Circuit Test Pen

4.5

ƒ76

Eightwood6V~380 V Electric Circuit Tester 8 in 1 AC/DC Voltage Detection Two Pole Probe Pen Continuity Detector Pen Meters Tester

3.8

ƒ116

Automotive Circuit Tester, 3.5-36V DC, LCD Digital Display, Illuminating Lights, Dual Color Polarity Indicator, Bidirectional Voltage Tester, Fuse Tester Electric Tool for Car Repair

ƒ67

TERRIFI Automotive Test Light 2PCs DC 6-24V Digital LCD Circuit Tester Heavy Duty Light Tester with Voltmeter, Car Truck Vehicle Circuits Low Voltage Tester Probe, 12 Volt Auto Electrical Tester

4.8

ƒ126

Klein Tools ET310 AC Circuit Breaker Finder, Electric Tester and Voltage Tester with Integrated GFCI Outlet Tester

4.7

ƒ304

Klein Tools NCVT1P Voltage Tester, Non-Contact Low Voltage Tester Pen, 50V to 1000V AC, Audible and Flashing LED Alarms, Pocket Clip

4.6

ƒ117

Klein Tools RT250 GFCI Outlet Tester with LCD Display, Electric Voltage Tester for Standard 3-Wire 120V Electrical Receptacles

4.8

ƒ142

Klein Tools 80101 Circuit Breaker Finder Kit, GFCI Outlet and Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 6-Piece

4.7

ƒ639

ULTRICS Digital Multimeter, Voltmeter Ammeter Ohmmeter Circuit Checker with Backlight LCD Test Leads, Portable Multi Tester Measures OHM AC DC Voltage Current Resistance Continuity Diodes Transistor

4.5

ƒ125

MAKINGTEC Outlet Tester, LCD with Voltage Display, RCD Socket Tester Circuit Analyzer, Standard 0.1-250V Outlets 8 Visual Indications, Polarity Detector Leakage Tester Electricity Line Fault Checker

3.9

ƒ124

Automotive Circuit Tester, Test Light Automotive with 4M Test Lead, 6V 12V 24V DC Led Light Tester Fuse Tester, Circuit Tester Auto 12V Electrical System Tool for Car Truck Marine Motorcycle SUV Boat

5.0

ƒ46

Klein Tools 80016 Circuit Breaker Finder Tool Kit with Accessories, 2-Piece Set, Includes Cat. No. ET310 and Cat. No. 69411

4.7

ƒ441

Premium LED Bulb Automotive Circuit Tester, 9-30V Test Light with 43 Inch Extended Wire, Sharp Hard Steel Probe Vehicle Circuits Low DC Voltage Light Tester for Car Truck Marine Motorcycle SUV

ƒ190

Klein Tools 69149P Electrical Test Kit with Digital Multimeter, Non-Contact Voltage Tester and Electrical Outlet Tester, Leads and Batteries

4.7

ƒ260

JIMCOM Circuit Tester, 6V/12V/24V Test Light Automotive Truck Car Electrical Circuit Continuity Tester Test Light Indicator with Pen Tool Electrical System Tester

4.5

ƒ88

Klein Tools ET450 Advanced Circuit Breaker Finder and Wire Tracer Kit for Energized and Non-Energized Breakers, Fuses, and Wires

4.6

ƒ1.429

Klein Tools 80025 Outlet Tester Kit with GFCI Tester and Non-Contact Voltage Tester, 2-Piece

4.7

ƒ155

Haobase DC 6V/12V/24V Auto Truck Car Electrical Circuit Continuity Tester Test Light Pen Tool with Indicator Light

4.5

ƒ58

JIMCOM Heavy Duty 3-70V Digital LED Automotive Test Light, Circuit Tester with Polarity Indicate and Illuminating Lights, Car Truck Low DC Voltage Light Tester with Stainless Probe

4.5

ƒ37

Draper Automotive Circuit Tester Screwdriver | 6V/12V/24V Voltage Tester | Continuity Test Light Indicator Pen | 99752

4.3

ƒ36

Klein Tools 80064 AC Circuit Breaker Kit with GFCI Digital Circuit Breaker Finder, Non-Contact Voltage Tester Pen and Zipper Bag, 3-Piece

4.7

ƒ142

Klein Tools RT390 Circuit Analyzer with Large LCD, Identifies Wiring Faults, GFCI and AFCI Tester, Voltage Drop, Displays Trip Time

4.6

ƒ854

GILHOT Multifunction AC 12-250V DC Voltage Tester - Non-Contact Electrical Pen, Circuit Detector, Voltage Sensitivity Indicator for Home, Industrial, and Automotive Use (Pack of 1)

3.8

ƒ33

NityaEcommerce Car Circuit Tester DC 6V 12V 24V Voltage Auto Vehicle Gauge Test Light

ƒ6

Fluke1AC II VoltAlert Non-Contact Voltage Tester, Pocket-Sized, 90-1000V AC, Audible Beeper, 2 Year Warranty, CAT IV Rating, Packaging May Vary

4.7

ƒ246

Multifunctional Car Circuit Tester,Car Power Tester(AC/DC 3.5-36V),Component Activation Electrical Tester,Digital Display Short Circuit Finder for Continuity Testing/Trailer Lights Testing

ƒ229

Inditrust new Continuity Tester Electric tester 2in1 Screwdriver with analog Voltage Tester(2)Battery And Wire Tape Non Contact Electric Voltage Power Detector Electrical Testing Pen Tester(pack of 5)

4.1

ƒ61

Power Circuit Probe Tester 6V-24V DC Test Light Automotive Short Circuit Finder 12V Auto Electrical Tester Kit 12 Volt Car Fuse Tester Tool Component Tester Polarity Identify Overload Protection

4.5

ƒ138

STHIRA Car Test Voltage Tester 3V/6V/12V/24V,AC Car Circuit Tester With Led Indicator Light Car For Fuse,Car Motor,Frenquency Voltage Testing,Car Battery,Car Respair Tool,Car Inspection Tool,Black

4.0

ƒ96

Up to Date Products & Tools DC 6V/12V/24V Car Circuit Tester Probe Light System Test Probe Lamp Auto Light Lamp Voltage Test Pen, Battery_powered, Red By Mr. DIY Crafts

3.8

ƒ20

NSi Industries TES-111 Twin Probe Voltage Tester, 80-250 VAC,Neon

4.6

ƒ58

Automotive Test Light with 3-48V LED Digital Voltage Display, Auto Circuit Tester with Voltmeter & Dual Color Polarity Indicate, Electric Test Pen w/Stainless Probe for Car/Truck/SUV Checker

4.7

ƒ76

Power Circuit Probe Tester, 6V-24V DC Test Light, Automotive Short Circuit Located and Component Activated, 12V Auto Electrical Tester, Polarity Identify with LED Light, Overload Protection

ƒ49

VENEKETY Dc 6V/12V/24V Electrical Circuit Tester Voltage Test Pen Probe Auto Repair Tools Battery Powered For Car/Motorcycle,Multicolor

4.2

ƒ72

Klein Tools RT110 Outlet Tester, AC Electrical Receptacle Tester for North American Outlets

4.8

ƒ72

SPERRYInstruments GFI6302 GFCI Outlet / Receptacle Tester, Standard 120V AC Outlets, 7 Visual Indication / Wiring Legend, Home & Professional Use, Yellow & Black

4.7

ƒ67

Mx Ac Line Fault Detector

4.0

ƒ64

Klein ToolsRT210 Outlet Tester, Receptacle Tester for GFCI / Standard North American AC Electrical Outlets, Detects Common Wiring Problems

4.8

ƒ80

Gardner Bender GRT-3500 Outlet Receptacle Tester & Circuit Analyzer, Indicates 5 Wiring Errors, Easy Read Chart, Comfort Grip, 120 VAC , Black

4.6

ƒ53

Sinstar Multifunctional Car Circuit Tester, 6-24V DC Car Power Tester, Power Circuit Probe Tester Electrical Tester Digital Display Short Finder for Continuity Testing/Trailer Light Testing

4.4

ƒ167

Lqito Multifunctional Car Circuit Tester Component Activation Electrical Tester 6-24V/3.5-36V AC/DC Car Power Tester Digital Display Short Circuit Finder for Continuity Testing

4.3

ƒ56

Premium LED Bulb Automotive Circuit Tester, 6-24V Test Light with 135 Inch PU Extended Spring Wire, Sharp Hard Steel Probe Vehicle Circuits Low DC Voltage Light Tester

4.7

ƒ72

P60 Probe Tester, Digital LED Power Circuit Probe Kit (0.3-70V), Upgraded Ver. 2024 Newest AC DC Voltage Tester with LCD Screen Display, Component Activation/Diode Detection/Ground Detection

4.5

ƒ156

KAIWEETS Voltage Tester/Non-Contact Voltage Tester with Signal Percentage, Dual Range AC 12V/70V-1000V, Live/Null Wire Tester, Electrical Tester with LCD Display, Buzzer Alarm, Wire Breakpoint Finder

4.5

ƒ117

VDIAGTOOL V200 Pro Automotive Power Circuit Probe Tester Breaker Finder Tool, 12/24V Electrical Open Short Circuit Finder, Wire Tracer, AC DC Voltage Trailer Relay Fuse Test

4.5

ƒ609

AutelCircuit Tester, Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, Automotive Circuit Tester, Digital Multimeter/Relay & Diode Resistance Tool Kit, & 20FT Long Cord

4.7

ƒ524

Internal LED Car Electrical Tester

4.3

ƒ47

Extech - 1218G94EA - CB10 Circuit Breaker Finder, Locates fuses/breakers, Tests receptacles and GFCI circuits, Green,Red

4.3

ƒ212

Klein ToolsNCVT3P Dual Range Non Contact Voltage Tester, 12 - 1000V AC Pen, Flashlight, Audible and Flashing LED Alarms, Pocket Clip

4.7

ƒ190

Fluke ST120+ GFCI Socket Tester with Audible Beeper

4.8

ƒ120

Voltage Tester, Non-Contact Voltage Detector, Electrical Tester, 3 Ranges AC 12V/48V/70V-1000V, Live/Null Wire Tester with Buzzer Alarm and Flashlight, Wire Breakpoint Finder - Orange

4.5

ƒ68

Voltage Tester, Non Contact Voltage Detector, Circuit Tester Dual Range Voltage Sniffer 12V-1000V/48V-1000V, Live Wire Tester with Alarm and Flashlight, Electrical Tester with LCD Display

4.5

ƒ88

Heavy Duty 3-65V Backlit Digital LCD Circuit Tester, Test Light with 140 Inch Extended Spring Wire, Car Truck Low Voltage & Light Tester with Stainless Probe

4.5

ƒ150

Premium Digital LED Automotive Circuit Tester, DC 2.6V-32V Test Light with Portable PU Extended Spring Wire, Vehicle Circuits Low Voltage Light Tester with Sharp Stainless Probe

4.6

ƒ124

Test Light Automotive, Circuit Tester 6V-12V-24V Car Electrical Test Pen with Continuity Voltage Electrical Fuse Tester for Sedan, SUV, RV and Truck

4.5

ƒ44

Automotive Test Light with 3-48V LED Digital Display, Automotive Circuit Tester with Voltmeter and Dual Color Polarity Indicator Light, Voltage Test Pen with Stainless Probe

4.5

ƒ60

Hasanat EssentialsDC 6-12V Auto Circuit Tester Car Auto Circuit Electric Voltage Tester Probe Pen Tool with 10pcs Blade Fuse

ƒ17

VDIAGTOOLV200 PRO Upgrade Kit Automotive Power Circuit Probe Tester with 30PCS Back Probe Kit, 12/24V Electrical Short and Open Circuit Finder AC/DC Voltage Test Activating Component 40Ft Cable

4.9

ƒ330

Gardner Bender GTK-2 Safety Kit, GVD-3504 Non-Contact Voltage Tester and GFI-3501 GFI Tester, 2-Piece

4.5

ƒ86

Non-Contact Voltage Tester with 9 Gear Adjustable Sensitivity Voltage Detector AC Circuit Tester Tool LCD Display LED Flashlight Buzzer Alarm Range12V-1000V & Live/Null Wire Judgment AC1

4.3

ƒ63

Sperry Instruments STK001 Non-Contact Voltage Tester (VD6504) & GFCI Outlet / Receptacle Tester (GFI6302) Kit, Electrical AC Voltage Detector, Yellow & Black

4.5

ƒ175

Heavy Duty 3-72V Digital LED Automotive Test Light, Circuit Tester with Polarity Indicate and Illuminating Lights, Car Truck Low DC Voltage Light Tester with Stainless Probe & 142 Inch Extended Wire

4.7

ƒ150

TM-510 Digital Multimeter, 4000 Counts, Smart Measurement, Auto-Ranging Voltmeter; Voltage Tester with Non-Contact Voltage Function, Measures AC/DC Voltage, Resistance, Continuity – Green

4.6

ƒ166

KAIWEETSCircuit Breaker Finder with LCD Display, NCV Tset & Flashlight, Electric Tester and Voltage Tester with Integrated GFCI Outlet Tester, Includes Carrying Case and Accessories - KT301P

ƒ529

KZYEE KM10 Power Circuit Probe Kit, 12V 24V Automotive Circuit Tester Electrical System Tool, Digital Voltage Tester, Short Finder, AC DC Diode Resistance Current Probe Tester, 20FT+20FT Cable

4.5

ƒ509

Upgraded 3-72V Buzzer Automotive Test Light, Heavy Duty Digital LED Circuit Tester with Voltmeter and Dual Color Polarity Indicate Light, Bidirectional DC Voltage Tester Electric Light Test Pen

4.7

ƒ126

LCD Digital Multimeter Voltmeter AC DC Voltage Tester Circuit Checker Buzzer

3.8

ƒ66

AstroAI Digital Multimeter Tester 2000 Counts with DC AC Voltmeter and Ohm Volt Amp Meter; Measures Voltage, Current, Resistance, Continuity and Diode, Blue

4.5

ƒ112

Power Circuit Probe Tester,6-24V Circuit Tester Automotive,Car Short Circuit Breake Finder Tool,Electrical Tester for Continuity Testing/Voltage Test/Trailer Light Testing (Blue)

4.5

ƒ176

Automotive Test Light 3-60V DC Digital LED Circuit Tester, Heavy Duty Light Tester with Voltmeter, Auto Bidirectional Voltage Tester Electric Test Pen

4.7

ƒ159

Power Probe 3000 Circuit Tracer for Shorts and Opens

4.6

ƒ1.039

TopDiag P100 Automotive Circuit Tester 12V 24V Power Circuit Probe Tester, Car Electrical Test Tool Kit AC DC Digital Voltage Tester, Auto Diagnostic Kit for Vehicle Trailer Truck Motorcycle Boat

4.5

ƒ304

Melfi™ Portable Voltage Circuit Tester Pen 6-12V-24V -Test Light Indicator with Sharp Carbon Probe for Car, Vehicle etc

ƒ50

Eacam GFCI Outlet Tester with Voltage Display 220V Socket Tester Automatic Electric Circuit Polarity Voltage Detector Breaker Finder HT107E

4.6

ƒ99

ToolsCentre Taparia Steel Line Voltage Tester 818 Yellow, 20cm

4.4

ƒ38

Outlet Tester with LCD Voltage Display - RCD Socket Tester & Circuit Analyzer, 0.1-250V, 8 Visual Indications, Polarity & Leakage Detection

ƒ34

Andoer HABOTEST Advanced RCD Electric Socket Tester Automatic Neutral Live Earth Wire Testing Circuit Polarity Detector Wall Plug Breaker Finder Electric Leakage Test

4.6

ƒ97

QUILLESocket Tester Mains Outlet Tester with LCD Display Neutral Live Earth Wire Testing RCD Test - UK Plug

4.6

ƒ208

EFORCAR Circuit Tester,6v 12v 24 v Dc Electrical Indicator Light Systems Long Probe Continuity Test Automatic Car Motorcycles Bulldozers Voltage (1 Pcs)

4.4

ƒ65

Performance Tool W2993 Hook Probe Circuit Tester

4.2

ƒ290

Eacam Circuit Tester, 6V-24V DC Automotive Short Circuit Finder, 12V Auto Electrical Tester Kit, Car Fuse Component Tester with Overload Protection

ƒ47

Excefore Electric Socket Tester, EBTN LCD with Voltage Display, RCD Receptacle Socket Tester Circuit Analyzer, Polarity Detector Leakage Tester Electricity Line Fault Checker, 8 Visual Indications

2.6

ƒ110

Autel PowerScan PS100 Automotive Circuit Tester - Car Circuit System Diagnostic Tool Probe Kit, Circuit Tester with 20ft Cable, Built-in Circuit Breaker, Easy to Read AC/DC Current Resistance

4.7

ƒ784

Electroscope, Advanced RCD Electric Socket Tester Automatic Neutral Live Earth Wire Testing Circuit Polarity Detector Wall Plug Breaker Finder Electric Leakage Test with Voltage Backlight LCD Display

ƒ30

Automotive Relay Tester,12V/24V Vehicle Circuit Tester with LED Screen - Automotive Test Accessories for 4 pin/ 5pin Relay, Large Capacity Battery Circuit Test

ƒ85

6 V 12 V 24 V Portable Car Automotive Electric Digital Display Circuit Tester Car Truck Circuit Probe Test Pen Automotive Test Light Tester with 2.8M Spring Wire

ƒ94

Excefore Outlet Tester with LCD Display,Electrical GFCI Trip Tester, Receptacle Detector for 3 Prong AC Voltage Sockets, Identifies Wiring Problems in Plain English

ƒ180

GAIN EXPRESS Automotive Cable Wire Tracker Short and Open Circuit Finder Tester for Car Repair Tool

4.2

ƒ175

Azonee Outlet Tester, Electric Socket Tester, 220-250V Circuit Polarity Voltage Detector, UK Plug Circuit Tester, Socket Safety Plug Breaker, Outlet Line Ground Zero Detector

ƒ168

STAYOUNG 2PCS Automotive Test Light - Automotive Circuit Tester, Led Display, 3v/6v/12/24v/48v/90v Universal, Suitable For Car/Motorcycle Sensors, Battery Wiring, Fuse Detection

ƒ121

Car Circuit r, 6V-12V Voltage Test Light Automotive Test Light Long Probe Test Pen with Vise Clip Indicator Light for Low Voltage Systems (Golden)

FREE

moobody Electric Socket Tester, GFCI Outlet Tester with Voltage Display 90- Socket Tester Automatic Electric Circuit Polarity Voltage Breaker Finder HT107D

4.2

ƒ104

Sodcay 1 PC Car Digital Electric Pen, 6V-12V-24V DC Car Circuit Tester Light, Test Light with 5.9Ft Extended Spring Wire, Car Truck Vehicle Circuits Low Voltage Tester Probe (Red)

ƒ31

Excefore Automotive Test Light, DC 0.8V-100V Smart Digital Voltage Tester with LCD Backlight Display, Car Truck Vehicle Circuits Low Voltage Tester Probe, Digital Circuit Tester with Flashlight

3.6

ƒ124

Automotive Test Light, 3-60V DC Digital LED Circuit Tester, Heavy Duty Light Tester with Voltmeter, Auto Electrical Tester, Auto Bidirectional Voltage Tester Electric Test Pen, Circuits Tester

ƒ73

VD807 Non Contact Voltage Tester, Electrical Tester Pen, Range AC Voltage, Light Bulb Tester Tools with LCD Display, Flashlight, Pocket-Sized Pen Detector, Buzzer Alarm, Wire Breakpoint Finder, Black

2.0

ƒ72