---
product_id: 22507602
title: "Klein Tools RT210 Outlet Tester, Receptacle Tester for GFCI / Standard North ..."
brand: "klein tools"
price: "80.90 DT"
currency: TND
in_stock: true
reviews_count: 13
category: "Klein Tools"
url: https://www.desertcart.tn/products/22507602-klein-tools-rt210-outlet-tester-receptacle-tester-for-gfci-standard
store_origin: TN
region: Tunisia
---

# Detects wiring faults instantly Operates from 32°F to 140°F Built to survive 6.6 ft drops Klein Tools RT210 Outlet Tester, Receptacle Tester for GFCI / Standard North ...

**Brand:** klein tools
**Price:** 80.90 DT
**Availability:** ✅ In Stock

## Summary

> ⚡ Stay powered, stay protected — test like a pro!

## Quick Answers

- **What is this?** Klein Tools RT210 Outlet Tester, Receptacle Tester for GFCI / Standard North ... by klein tools
- **How much does it cost?** 80.90 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/22507602-klein-tools-rt210-outlet-tester-receptacle-tester-for-gfci-standard)

## Best For

- klein tools enthusiasts

## Why This Product

- Trusted klein tools brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Rugged Durability:** Engineered to endure tough jobsite drops and daily wear.
- • **GFCI Compatibility:** Confidently test and verify GFCI outlets for ultimate safety.
- • **Compact & Lightweight:** Fits in your toolkit without weighing you down—always ready.
- • **Wide Temperature Range:** Reliable performance from chilly mornings to hot afternoons.
- • **Instant Fault Detection:** Pinpoint wiring issues in seconds with clear LED indicators.

## Overview

The Klein Tools RT210 Outlet Tester is a professional-grade device designed to quickly identify common wiring problems in standard and GFCI receptacles. Featuring durable construction that withstands 6.6-foot drops and a broad operating temperature range (32°F to 140°F), it ensures reliable, accurate testing on 110/125V AC circuits. Trusted by electricians and DIY pros alike, this compact tester delivers peace of mind by verifying proper wiring and GFCI functionality with easy-to-read LED indicators.

## Description

Klein Tools Receptacle Testers are designed to detect the most common wiring problems in standard and GFCI receptacles. A convenient chart on the tester helps determine wiring condition in outlet, based on lights results. Conditions indicated: open ground, reverse polarity, open hot, open neutral, hot/ground reversed. For more than 160 years, Klein Tools has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. Our family of engineers, workers and craftsman continue to put six generations of expertise into every tool we create by using only the highest quality materials, superior workmanship, and keeping manufacturing as close to home as we can. Klein isn't just the name of our company, it's also our family name. And since we're an American company that's family-owned and family-run, you know you can count on us to be here tomorrow. Klein Tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day ... Since 1857.

Review: Simple and reliable - This Klein outlet tester is a very handy tool to have around the house. It’s extremely simple to use—just plug it into an outlet and the indicator lights quickly show whether the wiring is correct or if there’s a problem like an open ground or reversed wiring. The built-in GFCI test button is also very useful. It allows you to quickly verify that GFCI outlets are functioning properly and trip when they should. I used it to check several outlets around the house and it worked exactly as expected. The build quality feels solid, which is typical for Klein tools, and the printed legend on the front makes it easy to interpret the light patterns. Overall this is an inexpensive but very useful tool for homeowners, DIYers, or anyone who wants to quickly verify outlet wiring and GFCI protection.
Review: Satisfied Customer - It does what it needs to do. I moved into a new house with older wiring and had to check a lot of outlets. This tester has been a lifesaver for quickly finding basic wiring issues without needing electrical experience. I found a few outlets that needed attention, and this made it much easier to check everything around the house. It's especially useful when moving into an older home where you don't know what previous owners may have changed. This won't replace a multimeter or a professional inspection, but for a homeowner doing basic checks, it's a simple and affordable tool to have around. Plug it in, read the lights, and you can quickly see if something looks wrong before plugging in expensive electronics. Comes with a guide showing you all the possible codes.

## Features

- EFFECTIVE GFCI WIRING PROBLEM DETECTION: GFCI Tester detects common wiring problems in standard and GFCI receptacles, ensuring electrical safety
- COMPATIBLE WITH GFCI OUTLETS: Works on GFCI outlets and verifies the proper operation of the ground fault protective device, providing peace of mind
- DURABLE AND TOUGH: Built to withstand a 6.6-foot (2m) drop, ensuring durability and reliability in various working conditions
- WIDE OPERATING TEMPERATURE RANGE: Can be used in temperatures ranging from 32-Degree to 140-Degree Fahrenheit (0-Degree to 40-Degree Celsius), offering versatility
- VERSATILE VOLTAGE SUPPORT: Designed for use with 110/125V AC at 50/60Hz in 3-wire outlets, meeting common voltage requirements
- QUICK AND ACCURATE TESTING: The GFCI Tester provides a fast and reliable solution for detecting wiring issues and confirming the functionality of GFCI outlets
- ENSURE ELECTRICAL SAFETY: By utilizing the GFCI Tester, users can verify proper wiring and operation, promoting electrical safety in homes and workplaces

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01AKX8L0M |
| Best Sellers Rank | #1,289 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #3 in Circuit Testers |
| Brand | KLEIN TOOLS |
| Brand Name | KLEIN TOOLS |
| Color | Black/Orange |
| Compatible Devices | Standard and GFCI Receptacles |
| Customer Reviews | 4.8 out of 5 stars 8,973 Reviews |
| Global Trade Identification Number | 00092644690273 |
| Included Components | GFCI Outlet Tester |
| Item Dimensions | 5.3 x 3.8 x 1.5 inches |
| Item Type Name | Klein Tools RT210 GFCI Receptacle Tester |
| Item Weight | 1.9 ounces |
| Item dimensions L x W x H | 5.3 x 3.8 x 1.5 inches |
| Manufacturer | Klein Tools |
| Minimum Operating Voltage | 110 |
| Model | RT210 |
| Number of Items | 1 |
| Part Number | RT210 |
| Power Source | Hand Powered |
| Specification Met | Cat Ii 300v |
| Style | GFCI Testing |
| Style Name | GFCI Testing |
| UPC | 092644690273 |
| Unit Count | 1 Count |
| Upper Temperature Rating | 140 °F |
| Warranty Description | See Manufacturer Website |

## Product Details

- **Brand:** KLEIN TOOLS
- **Color:** Black/Orange
- **Item Weight:** 1.9 ounces
- **Power Source:** Hand Powered
- **Style:** GFCI Testing

## Images

![Klein Tools RT210 Outlet Tester, Receptacle Tester for GFCI / Standard North ... - Image 1](https://m.media-amazon.com/images/I/5143f577xkL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Simple and reliable
*by C***N on March 16, 2026*

This Klein outlet tester is a very handy tool to have around the house. It’s extremely simple to use—just plug it into an outlet and the indicator lights quickly show whether the wiring is correct or if there’s a problem like an open ground or reversed wiring. The built-in GFCI test button is also very useful. It allows you to quickly verify that GFCI outlets are functioning properly and trip when they should. I used it to check several outlets around the house and it worked exactly as expected. The build quality feels solid, which is typical for Klein tools, and the printed legend on the front makes it easy to interpret the light patterns. Overall this is an inexpensive but very useful tool for homeowners, DIYers, or anyone who wants to quickly verify outlet wiring and GFCI protection.

### ⭐⭐⭐⭐⭐ Satisfied Customer
*by R***O on June 6, 2026*

It does what it needs to do. I moved into a new house with older wiring and had to check a lot of outlets. This tester has been a lifesaver for quickly finding basic wiring issues without needing electrical experience. I found a few outlets that needed attention, and this made it much easier to check everything around the house. It's especially useful when moving into an older home where you don't know what previous owners may have changed. This won't replace a multimeter or a professional inspection, but for a homeowner doing basic checks, it's a simple and affordable tool to have around. Plug it in, read the lights, and you can quickly see if something looks wrong before plugging in expensive electronics. Comes with a guide showing you all the possible codes.

### ⭐⭐⭐⭐⭐ Works well—good price!
*by L***A on September 22, 2026*

New RVers—used this to check each outlet. Very easy to operate!

## Frequently Bought Together

- Klein Tools RT210 Outlet Tester, Receptacle Tester for GFCI / Standard North American AC Electrical Outlets, Detects Common Wiring Problems
- Fluke 1AC II VoltAlert Non-Contact Voltage Tester, Pocket-Sized, 90-1000V AC, Audible Beeper, 2 Year Warranty, CAT IV Rating, Packaging May Vary
- Klein Tools RT250 GFCI Outlet Tester with LCD Display, Electric Voltage Tester for Standard 3-Wire 120V Electrical Receptacles

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---

*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-10-14*