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Non-Contact Voltage and GFCI Receptacle Premium Test Kit

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

4.6
117
Review
 4.6 out of 5
118 Reviews


84% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise this outlet tester for its simplicity, reliability, and effectiveness in safely testing electrical outlets and GFCI circuits. Most highlight intuitive operation, clear lighting indicators, and instant results requiring no electrical expertise—ideal for homeowners and DIYers. Reviewers consistently note the straightforward design with no complicated menus, just visual feedback anyone can understand. The device reliably identifies open grounds, reversed wiring, and faulty GFCI outlets without shutting off power. Many appreciate its compact size, durability, and excellent value. A few report rare defects like failed power-on or battery issues, though most consider it a dependable, must-have tool.

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

Great value

Would Recommend

Great outlet detector for the price. It clearly explains the issue once plugged in.

September 3, 2026
From GFCI Outlet Tester Verified Purchaser
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Simple and Reliable Tester

Would Recommend

This tester is very easy to use and quickly confirmed that my GFCI outlet was wired correctly and tripped properly. The indicator lights are clear, making it a useful tool for homeowners and DIY electrical projects.

August 4, 2026
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Perfect

Works well and as expected.

July 7, 2026
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A very good outlet tester

June 17, 2026
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Quick electric tester

Would Recommend

Small, accurate, easy to carry around with you

June 10, 2026
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Must-Have Tool for Safe & Accurate Outlet Testing

The Klein Tools RT210 GFCI Outlet Tester is an essential device for anyone who works with electrical outlets. This compact tester plugs directly into any standard 3-prong receptacle and uses bright, easy-to-read LED lights to instantly show the wiring condition — open ground, open neutral, open hot, hot/ground reverse, hot/neutral reverse, or correct wiring. I’ve used it on dozens of outlets in my home and rental properties, and it has never given a false reading. It’s incredibly simple to opera...

May 28, 2026
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Necessary tool in an older home

Would Recommend

Works well, good size

May 26, 2026
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Fast tester

Would Recommend

Gave accurate reading

May 24, 2026
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Easy to Use

Would Recommend

The product is super easy to use and is accurate, which helps to speed up projects.

May 18, 2026
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Good product

Would Recommend

Okay

May 14, 2026
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Great little GFCI Outlet Tester

Would Recommend

I like the GFCI tester feature. This tester comes in handy for all types of outlets.

May 13, 2026
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