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.

Premium Dual-Range NCVT and GFCI Receptacle Tester Electrical Test Kit

Ratings & Reviews for Klein Tools Premium Dual-Range NCVT and GFCI Receptacle Tester Electrical Test Kit

4.7
329
See Product Details
Review
  4.7 out of 5
329 Reviews


91% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise this electrical tester for its accuracy, reliability, and ease of use. The large digital display, simple plug-in design, and intuitive red-green indicator lights make diagnostics fast and accessible even for those without electrical training. Many highlight the integrated flashlight as unexpectedly practical for dimly lit spaces. Reviewers consistently describe it as a must-have tool for both professionals and DIYers, offering exceptional value and professional-grade performance. A few report intermittent issues or occasional false positives, but these rare concerns do not diminish the strong overall satisfaction.

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

Easy operation

October 14, 2026
From Dual Range Non-Contact Voltage Tester with Flashlight, 12 to 1000V AC Verified Purchaser
Was this Review Helpful ?

Worth it

Purchased for replacing old outlets, easy to read and easy to use

October 14, 2026
From GFCI Receptacle Tester with LCD Verified Purchaser
Was this Review Helpful ?

Safety First

 Would Recommend

Needed to replace two outlets. Bought this to be sure my power was off to the outlets and it was safe to proceed

October 11, 2026
Verified Purchaser
Was this Review Helpful ?

Works as it should

Good tool. Does what it is supposed to. Not outstanding, but useful.

October 6, 2026
From Dual Range Non-Contact Voltage Tester with Flashlight, 12 to 1000V AC Verified Purchaser
Was this Review Helpful ?

Great Product

Works as described and super easy to use

September 29, 2026
Verified Purchaser
Was this Review Helpful ?

Half the time doesn't work

 Would Not Recommend

Something wrong with this testers. A month in and it only works half the time. It is a dangerous tester that has the potential to kill you ! Do not Buy!!

September 17, 2026
From Dual Range Non-Contact Voltage Tester with Flashlight, 12 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 ToolsSeptember 21, 2026

KleinTools

Easy to use

 Would Recommend

Very good product, easy to use.

September 16, 2026
Verified Purchaser
Was this Review Helpful ?

Excellent tool

 Would Recommend

Reliable and easy to use worth the price great detection and durable

September 15, 2026
From Dual Range Non-Contact Voltage Tester with Flashlight, 12 to 1000V AC Verified Purchaser
Was this Review Helpful ?