Prices, Promotions, styles, and availability may vary. Our local stores do not honor online pricing. Prices and availability of products and services are subject to change without notice. Errors will be corrected where discovered, and Lowe's reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted.

Non-Contact Voltage and GFCI Receptacle Test Kit

Ratings & Reviews for Klein Tools Non-Contact Voltage and GFCI Receptacle Test Kit

4.7
548
See Product Details
Review
  4.7 out of 5
548 Reviews


91% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise this non-contact voltage tester for its reliability, ease of use, and critical safety role. The device consistently detects live wires and confirms de-energized circuits, preventing dangerous mistakes and potential electrocution. Its intuitive, one-handed operation requires no training, making it accessible for professionals and DIYers alike. The compact, pocket-sized design with audio alerts enables quick checks on outlets, switches, and wiring. Customers describe it as an essential, affordable tool with included batteries and auto-shutoff. A few report inconsistent sensitivity or rare failures, but these concerns are vastly outweighed by overwhelming positive feedback.

Customer review summary generated by AI, including incentivized reviews.
548 Customer Reviews

Great kit. A must have for replacing outlets.

 Would Recommend

I replaced all switches and wall outlets in my home. The old ones were 25 plus years old and showing signed they needed replacement. This kit is great for safety reasons and a must have for any electrical home projects you will perform. This includes changing ceiling lights. A Must have for any homeowner kit. Also, a great tool for inspecting a possible home to purchase to confirm wiring is done right with grounds in the wall outlets. I used them to go with family looking to purchase a home and ...

August 28, 2026
Verified Purchaser
Was this Review Helpful ?

Would Recommend

excellent gadget that INCLUDED the batteries! I was able to hard wire install my smoke detector without worries of electrocution.

August 13, 2026
From Non-Contact Voltage Tester Pen, 50 to 1000V AC Verified Purchaser
Was this Review Helpful ?

Works as intended

 Would Recommend

Needed this because I’m discovering my new house can’t be trusted and I don’t want to get electrocuted while attempting to install my new vanity lights. I can attest that I am still alive.

August 11, 2026
From Non-Contact Voltage Tester Pen, 50 to 1000V AC Verified Purchaser
Was this Review Helpful ?

poorly made

 Would Not Recommend

this tick tracer is garbage. if the batteries go dead good luck getting it to work again

July 23, 2026
From Non-Contact Voltage Tester Pen, 50 to 1000V AC
Was this Review Helpful ?
Response from Klein Tools

Thanks for sharing your feedback. We’re sorry your experience wasn’t satisfactory, as we take pride in our long history of making high quality tools.... Read More

Klein ToolsJuly 24, 2026

KleinTools

North Manitowoc

 Would Recommend

Easy to use, very good quality

July 22, 2026
From Non-Contact Voltage Tester Pen, 50 to 1000V AC
Was this Review Helpful ?