ALLOSUN Digital Multimeter Pocket Size DC AC Voltage Current Tester NCV Ohm Capacitance Frequency Diode and Continuity Test Auto Range (EM3085A (Upgraded))

Power Failure Alarm with LED Indicator,80-110dB Adjustable Freezer Alarm with 7Siren,Power Loss Alarm with Voltage Test,Power Outage Alarm Perfect for GFI/GFCI Trips,Freezer (2 Packs)

-10% $35.99

Fluke ST120 GFCI Socket Tester Without Beeper

-46% $7.99

ATOBLIN Test Light Automotive, 3-72V DC LED Digital Circuit Tester, Heavy Duty Light Tester with Voltmeter, Auto Voltage Tester Electric Probe Test Pen for Fuse, Battery, Polarity

$13.99

Jonard Tools PT-100 Coax Cable Wire Tracer Pocket Continuity Tester & Toner with Audible Beep and LED, Red

$16.95

Aenllosi Hard Carrying Case Replacement for Klein Tools ET310 AC Circuit Breaker Finder GFCI Tester Tool Kit (Case Only)

-11% $15.99

MESTEK Electric Tester Kit with Moisture Meter, GFCI Outlet Receptacle Tester, Non-Contact Voltage Tester, Home Inspector Tool Kit with Carrying Case

$59.99

7-Way Round Pin Tractor Trailer Light Tester One-Man Testing Circuit Testers Replace# 7865L

-4% $28.69

Oyviny 7 Pin Trailer Plug Tester & 4 Pin Trailer Tester with Double-Sided LED Indicators, Trailer Light Tester for Boat Trailer RV Truck Camper, Not Suitable for Vehicle with Lamp Out Sensor

-5% $18.99

Autel PowerScan PS100 Circuit Tester, Universal 12V 24V Automotive Power Circuit Probe Kit with 20ft Extension Cable, AC/DC/Continuity/Probe/Signal Test, Activate Component Electrical System Tool

$89.99

Outlet Tester Electrical GFCI Receptacle Detector with LCD Display, 90-250V Power Socket Tester, Circuit Polarity Voltage Detector, Plug Tester Breaker Finder 6 Visual Indication CAT II 300V (US Plug)

-10% $17.97

Car Voltage Tester Pen with Alligator Clip,DC 3-48V Test Light Pen Digital LED Circuit Tester with Prolong Spring Cable,Universal Car Fuse Tester Automotive Electrical Tools (Red)

$6.99

Hendun Upgraded Power Failure Alarm, GFCI Circuit Failed Dector Alerter, Smart Power Outage Reminder for Freezer in Garage, Monitor Power Cut of CPAP, Breaker and GFI/GFCI Trip Alarm

-22% $19.89

Power Gear Receptacle Tester, Standard 3-Wire, Circuit Analyzer, 110-125 VAC, 6 Visual LED Tests, ETL Listed – 50542 Gray

-12% $8.90

Innova 3420 Smart Test Light / Circuit Tester

-3% $20.99

Aottykro Multifunctional Car Circuit Tester,Digital Display Short Circuit Finder,6-24V AC/DC Car Power Tester, Component Activation Electrical Tester for Trailer Lights Testing/Continuity Testing

-8% $20.68

Car Voltage Tester Pen with Alligator Clip,DC 3-48V Test Light Pen Digital LED Circuit Tester with Prolong Spring Cable,Universal Car Fuse Tester Automotive Electrical Tools (Black)

-4% $6.99

Automotive Car Circuit Tester 6-48V DC Electrical Car Power Circuit Probe with Dual Color LED Light and Digital Display, Multi Function Test Light Fault Finder for Voltage Tester Motor Checking

$22.99

TOVOP auto #7865L 7-Way Round Pin Tractor Plug Tester Trailer Circuit

-6% $27.99

Aicevoos Outlet Tester Electrical GFCI Trip Tester Receptacle Detector with LCD Display, 3 Prong AC Voltage Socket Checker Detector Wiring Problems in Plain English

$12.99

CRAKLA Magnetic Hanging Strap for Fluke Multimeter Instruments, Hanging kit Accessories for Fluke 50 II, 70 III, 80 IV, 180 series, 115B+ 17B+ 18B+ ...

-14% $12.99

KingSung Hard Case Compatible with Klein Tools MM400/MM300/MM200/ET140/MM720 Digital Multimeter (Only Case), 1 Pack

-5% $14.24

Hard Caser Bundle with Magnetic Hanger Strap Replacement for Klein Tools MM400/MM325/MM300/MM200/ET140/MM720 Digital Multimeter by KingSung

-4% $19.99

Goupchn 2PCS Heavy Duty Alligator Clips Full Insulated Safe Crocodile Clips with 4mm Banana Socket 1000V 10A for Electrical Testing Red&Black

$8.99

diymore 2PCS USB C Power Meter Testers,USB C Tester Power Meter Color Screen,Digital Multimeter,Voltage Current Tester USB Battery Checker USB Voltage Current Voltmeter USB Mobile Tester

-12% $21.84