--- product_id: 536387621 title: "KAIWEETS 0.8V-100V DC Smart Automotive Test Light, Buzzer Circuit Tester with Sharp Probe, Bidirectional Voltage Tester with Flashlight, Electric Test Pen for Car Battery Polarity Continuity Fuses" brand: "kaiweets" price: "138.73 DT" currency: TND in_stock: true reviews_count: 8 category: "Kaiweets" url: https://www.desertcart.tn/products/536387621-kaiweets-0-8v-100v-dc-smart-automotive-test-light-buzzer store_origin: TN region: Tunisia --- # 0.8-100V wide voltage range Backlit LCD for day/night clarity Buzzer for continuity alerts KAIWEETS 0.8V-100V DC Smart Automotive Test Light, Buzzer Circuit Tester with Sharp Probe, Bidirectional Voltage Tester with Flashlight, Electric Test Pen for Car Battery Polarity Continuity Fuses **Brand:** kaiweets **Price:** 138.73 DT **Availability:** ✅ In Stock ## Summary > 🔧 Diagnose Like a Pro, Drive with Confidence! ## Quick Answers - **What is this?** KAIWEETS 0.8V-100V DC Smart Automotive Test Light, Buzzer Circuit Tester with Sharp Probe, Bidirectional Voltage Tester with Flashlight, Electric Test Pen for Car Battery Polarity Continuity Fuses by kaiweets - **How much does it cost?** 138.73 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/536387621-kaiweets-0-8v-100v-dc-smart-automotive-test-light-buzzer) ## Best For - kaiweets enthusiasts ## Why This Product - Trusted kaiweets brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart Auto-Sensing Mode:** Seamlessly switches between voltage, continuity, and resistance tests—no manual toggling needed. - • **Precision Voltage Readout:** 0.1V resolution with bright green backlit LCD ensures crystal-clear, accurate readings anytime. - • **Ergonomic & Durable Design:** Sharp probe fits tight spaces; premium materials outlast plastic competitors for reliable daily use. - • **Complete Kit with Confidence:** Includes storage pouch, spare battery, plus 3-year warranty and lifetime tech support—test smarter, stress less. - • **Versatile Vehicle Compatibility:** Tests everything from headlights to fuses across 0.8-100V DC circuits—your all-in-one automotive diagnostic tool. ## Overview The KAIWEETS VT501 is a smart, bidirectional automotive test light designed for professionals and enthusiasts alike. It features an automatic mode that detects DC voltage, continuity, and resistance without manual switching, covering a wide 0.8-100V range. Equipped with a buzzer for continuity alerts and a bright backlit LCD, it delivers precise 0.1V resolution readings day or night. Its sharp probe and durable build make it ideal for tight automotive spaces, while the included storage pouch, spare battery, and extended warranty ensure long-term reliability and peace of mind. ## Description KAIWEETS 0.8V-100V DC Smart Automotive Test Light, Buzzer Circuit Tester with Sharp Probe, Bidirectional Voltage Tester with Flashlight, Electric Test Pen for Car Battery Polarity Continuity Fuses: desertcart.com: Tools & Home Improvement Review: Worth more than it cost - Nice good working tool, and comes with a zip up case Review: Excellent product - Works great ## Features - Smart Mode : The professional automotive circuit tester defaults to SMART mode. Automatically senses between DC voltage, continuity and resistance testing without having to change any settings for the highest precision, making it easy to use - 0.8-100 V Wider Testing Range : Upgraded technology allows for measuring a maximum voltage of 100 V, outperforming the majority of auto electrical testers available on the market. Widely and perfectly for examining different vehicles’ electrical circuits, such as automotive headlights, taillights, faulty sockets, and fuse connections, as well as other 0.8-100 V DC wirings and circuits - Buzzing & Accurate Digital Reading : Buzzer sounds during continuity testing. 0.1 V resolution ratio with high accuracy. The test light with voltage display features a bright green backlight LCD digital display that provides accurate volt readouts, clear and visible for day and night - Quality Made & User-friendly : Our high-quality materials, unlike plastic test light bodies, are more secure to test. Its size and sharp test light probe are just right for tight areas like under the dash and a protective cover is attached to the coiled wire so you can protect against damaging things when you're done with it - Rest Assured to Buy : If durability is what you seek in a circuit testing tool, look no further. This digital test light comes with a nice little storage pouch to keep it in and a spare battery. And 3-year after-sales service and lifetime technical assistance are provided ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C4TJ6VQC | | Best Sellers Rank | #41,817 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #85 in Circuit Testers | | Brand | KAIWEETS | | Brand Name | KAIWEETS | | Color | Green | | Customer Reviews | 4.5 out of 5 stars 1,945 Reviews | | Included Components | User Manual *1, Test Light *1 | | Item Dimensions | 8.5 x 2.24 x 1.73 inches | | Item Weight | 0.15 Kilograms | | Item dimensions L x W x H | 8.5 x 2.24 x 1.73 inches | | Manufacturer | KAIWEETS | | Measurement Type | Voltmeter | | Minimum Operating Voltage | 0.8 Volts (DC) | | Model | VT501 | | Power Source | Battery Powered | | Style | Modern | | Style Name | Modern | ## Product Details - **Brand:** KAIWEETS - **Color:** Green - **Item Weight:** 0.15 Kilograms - **Power Source:** Battery Powered - **Style:** Modern ## Images ![KAIWEETS 0.8V-100V DC Smart Automotive Test Light, Buzzer Circuit Tester with Sharp Probe, Bidirectional Voltage Tester with Flashlight, Electric Test Pen for Car Battery Polarity Continuity Fuses - Image 1](https://m.media-amazon.com/images/I/71F1co-MTBL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Worth more than it cost *by B***A on February 10, 2026* Nice good working tool, and comes with a zip up case ### ⭐⭐⭐⭐⭐ Excellent product *by R***N on March 14, 2026* Works great ### ⭐⭐⭐⭐ Good product *by P***S on October 28, 2025* For a test light it does work good and easy to you in the field ## Frequently Bought Together - KAIWEETS 0.8V-100V DC Smart Automotive Test Light, Buzzer Circuit Tester with Sharp Probe, Bidirectional Voltage Tester with Flashlight, Electric Test Pen for Car Battery Polarity Continuity Fuses - JOREST 300Pcs Car Fuse Assortment Kit, 160 Mini Blade Fuses Automotive + 90 Standard Auto Fuses + 50 Micro + 1 Puller – for RV Camper Boat Accessories (2Amp 3A 5A 7.5A 10A 15A 20A 25A 30A 35A 40A) - LZLINYJLONG Relay Puller Pliers Relay and Fuse Remover Tool, Automotive Relay FMM Fuses Puller Tool, Car Vehicle Battery Terminal Wiper Remover --- ## 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.tn/products/536387621-kaiweets-0-8v-100v-dc-smart-automotive-test-light-buzzer](https://www.desertcart.tn/products/536387621-kaiweets-0-8v-100v-dc-smart-automotive-test-light-buzzer) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-06-10*