--- product_id: 293743005 title: "RT250KIT" brand: "klein tools" price: "€ 75.25" currency: EUR in_stock: true reviews_count: 13 category: "Klein Tools" url: https://www.desertcart.fi/products/293743005-rt250kit store_origin: FI region: Finland --- # Integrated independent flashlight Backlit LCD with trip time display 12-1000V dual-range detection RT250KIT **Brand:** klein tools **Price:** € 75.25 **Availability:** ✅ In Stock ## Summary > ⚡ Stay powered, stay safe — test smarter, not harder! ## Quick Answers - **What is this?** RT250KIT by klein tools - **How much does it cost?** € 75.25 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/293743005-rt250kit) ## 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 - • **All-in-One Pro Kit:** Complete with testers, batteries, carrying case, and instructions — everything you need to stay ahead on site. - • **Illuminate & Diagnose:** Built-in flashlight works independently to light your workspace, so no more fumbling in the dark. - • **Versatile Voltage Range:** Dual-range non-contact tester covers from 12V low voltage up to 1000V AC — ready for any job. - • **Precision Voltage Insight:** Large backlit LCD delivers crystal-clear voltage readings and wiring diagnostics at a glance. - • **Next-Level Safety Assurance:** Patent-pending open neutral and ground detection catches hidden wiring faults before they become hazards. ## Overview The Klein Tools RT250KIT is a professional-grade electrical test kit combining a GFCI receptacle tester with a large backlit LCD and a dual-range non-contact voltage tester featuring an independent flashlight. It detects common wiring faults including open neutral and ground, measures voltage from 12 to 1000V AC, and displays GFCI trip times for precise troubleshooting. Packaged with batteries, a carrying case, and instructions, this kit is engineered for reliable, efficient electrical diagnostics in North American 120V outlets. ## Description Klein Tools Premium Electrical Test Kit (Cat. No. RT250KIT) includes an electrical receptacle tester with LCD and a non-contact voltage tester with flashlight. The electrical receptacle tester (Cat. No. RT250) tests the wiring conditions at an electrical outlet and inspects GFCI devices. The LCD displays the voltage, identifies the wiring fault, and the time required to trip a GFCI device. It is designated for use with North American 3-wire 120V electrical outlets. The non-contact voltage tester with flashlight (Cat. No. NCVT3P) has dual-range detection from 12 to 1000V AC or 70 to 1000V AC for a broad variety of low-voltage or standard voltage applications. The bright flashlight can be used independent of, or with the voltage detection function. Review: Fantastic tool to have - This combo of small tools is a must have for homeowners. It can save you time, trouble and money. Review: Easy to use - Like most Klein products, easy to use, good functionality. I chose this one for the storage case. Fits well in my hand. Using it to identify which outlets go to which breakers. Easy to read, features I was looking for. Excellent for DIY beginners ## Features - CLEAR LCD READOUT: GFCI Receptacle Tester features a large backlit LCD readout for easy voltage reading and clear indication of wiring conditions - TRIP TIME DISPLAY: LCD readout shows the time required to trip a GFCI device, allowing for quick and accurate troubleshooting - DETECT COMMON WIRING FAULTS: Detect and identify common wiring faults, ensuring electrical safety and proper functionality of GFCI receptacles - PATENT-PENDING OPEN NEUTRAL and OPEN GROUND DETECTION: Innovative detection system identifies Open Neutral and Open Ground wiring faults, enhancing safety measures - DUAL-RANGE NON-CONTACT VOLTAGE TESTER: Cat. No. NCVT3P detects voltage from 12 to 1000V AC or 70 to 1000V AC, suitable for various low-voltage or standard voltage applications - INTEGRATED FLASHLIGHT: Separate flashlight function can be used independently of the NCVT for illuminating workspaces - COMPLETE KIT: The kit includes Cat. No. RT250 GFCI Receptacle Tester, Cat. No. NCVT3P Non-Contact Voltage Tester, carrying case, detailed instructions, and all the required batteries ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08YDFQ2FV | | Best Sellers Rank | #11,083 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #12 in Voltage Testers | | Brand | KLEIN TOOLS | | Brand Name | KLEIN TOOLS | | Color | orange | | Customer Reviews | 4.8 out of 5 stars 1,889 Reviews | | Global Trade Identification Number | 00092644693502 | | Included Components | RT250: Electrical Receptacle Tester with LCD; NCVT3P: Non-Contact Voltage Tester | | Item Dimensions | 9.13 x 5.13 x 2.75 inches | | Item Type Name | Receptacle Testers | | Item Weight | 0.62 Pounds | | Item dimensions L x W x H | 9.13 x 5.13 x 2.75 inches | | Manufacturer | Klein Tools | | Measurement Type | Voltmeter | | Minimum Operating Voltage | 12 Volts | | Model | RT250KIT | | Part Number | RT250KIT | | Power Source | 4 X Aaa | | Specification Met | Iec | | Style | Outlet Tester Kit | | Style Name | Outlet Tester Kit | | UPC | 092644693502 | | Unit Count | 1.0 Count | | Warranty Description | Please refer to attached warranty document for information | ## Product Details - **Brand:** KLEIN TOOLS - **Color:** orange - **Item Weight:** 9.87 ounces - **Power Source:** 4 X Aaa - **Style:** Outlet Tester Kit ## Images ![RT250KIT - Image 1](https://m.media-amazon.com/images/I/61WaBlkJfxL.jpg) ![RT250KIT - Image 2](https://m.media-amazon.com/images/I/61-7bGgPckL.jpg) ![RT250KIT - Image 3](https://m.media-amazon.com/images/I/61dwTvFixLL.jpg) ![RT250KIT - Image 4](https://m.media-amazon.com/images/I/71pCc8eHWUL.jpg) ![RT250KIT - Image 5](https://m.media-amazon.com/images/I/61WyhypRZpL.jpg) ## Available Options This product comes in different **Edition** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Fantastic tool to have *by A***N on April 28, 2026* This combo of small tools is a must have for homeowners. It can save you time, trouble and money. ### ⭐⭐⭐⭐⭐ Easy to use *by M***T on May 13, 2026* Like most Klein products, easy to use, good functionality. I chose this one for the storage case. Fits well in my hand. Using it to identify which outlets go to which breakers. Easy to read, features I was looking for. Excellent for DIY beginners ### ⭐⭐⭐⭐⭐ Easy to Use *by J***A on February 16, 2026* Worked like a charm. Saved me from throwing away my prelit tree.... ## Frequently Bought Together - Klein Tools RT250KIT Non-Contact Voltage Tester and GFCI Receptacle Tester with LCD and Flashlight, Voltage Electrical Test Kit - Klein Tools 80016 Circuit Breaker Finder Tool Kit with Accessories, 2-Piece Set, Includes Cat. No. ET310 and Cat. No. 69411 - Case Compatible with Klein Tools ET310 AC Circuit Breaker Finder & 80041 Outlet Repair Tool Kit & RT250 GFCI Receptacle Tester. Electrical Tools Storage Organizer Holder Bag (Box Only)-Orange --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.fi/products/293743005-rt250kit](https://www.desertcart.fi/products/293743005-rt250kit) --- *Product available on Desertcart Finland* *Store origin: FI* *Last updated: 2026-06-02*