--- product_id: 690846659 title: "Circuit Tester,Car Fuse Tester,3-90v Dc Voltage Tester With Digital Test Light Flashlight Measures Polarity Continuity, For Automotive Fuse Tester Wiring Checking,with tester pen" brand: "zhongshuang" price: "16915CFA" currency: XOF in_stock: true reviews_count: 7 category: "Zhong Shuang" url: https://www.desertcart.sn/products/690846659-circuit-tester-car-fuse-tester-3-90v-dc-voltage-tester store_origin: SN region: Senegal --- # LED digital voltage display 3-90V DC range Bidirectional polarity detection Circuit Tester,Car Fuse Tester,3-90v Dc Voltage Tester With Digital Test Light Flashlight Measures Polarity Continuity, For Automotive Fuse Tester Wiring Checking,with tester pen **Brand:** zhongshuang **Price:** 16915CFA **Availability:** ✅ In Stock ## Summary > ⚡ Diagnose like a boss — never miss a spark! ## Quick Answers - **What is this?** Circuit Tester,Car Fuse Tester,3-90v Dc Voltage Tester With Digital Test Light Flashlight Measures Polarity Continuity, For Automotive Fuse Tester Wiring Checking,with tester pen by zhongshuang - **How much does it cost?** 16915CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/690846659-circuit-tester-car-fuse-tester-3-90v-dc-voltage-tester) ## Best For - zhongshuang enthusiasts ## Why This Product - Trusted zhongshuang brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Flexible Reach:** Stretchable long cables and probes access even the toughest spots with ease. - • **Polarity Made Simple:** Bidirectional testing with clear LED polarity indicators eliminates guesswork. - • **Day & Night Visibility:** Bright LED digital readout ensures flawless readings anytime, anywhere. - • **Precision Voltage Insight:** Accurately measures 3-90V DC for all your automotive diagnostics. - • **All-in-One Vehicle Circuit Check:** Quickly diagnose headlights, fuses, turn signals, and wiring faults like a pro. ## Overview The ZhongShuang Circuit Tester is a self-powered, versatile automotive tool designed to detect low-voltage faults between 3-90V DC. Featuring a bright LED digital display and bidirectional polarity detection, it offers precise, easy-to-read diagnostics in any lighting condition. Its durable, stretchable cables and probes provide flexible access to hard-to-reach vehicle circuits, making it ideal for testing headlights, fuses, wiring continuity, and more. ## Description Product specification: car fuse tester is specially designed to detect low voltage circuit faults in transport machinery. Bi-directional voltage test: voltage tester pen is easy to connect to negative or positive ground, and there is a led on the circuit board for polarity indication.LED digital readout: voltage tester pen has LED digital voltage display for accurate voltage reading. can be read accurately in daylight or dark areas. DURABLE AND FLEXIBLE: has long stretchable cables and probes for easy access to hard to diagnose areas. circuit tester eliminates concerns about poor wiring contact. WIDE APPLICATIONS: fuse tester is perfect for checking a wide range of vehicle circuits, it can quickly check automotive headlights, taillights, turn signal circuits, socket faults, connections, fuses, disconnections and more. Review: Great!! - Nice and cheap, easy to use and does exactly what it’s supposed to!! Review: Good Circuit Tester - Good Circuit Tester I used for checking the car battery ,charging and fuse check. Can connect the leads either way round on the battery ie :- to positive or negative ## Features - Product specification: This is specifically designed for detecting low-voltage circuit faults in transportation machinery. voltage tester pen is used to detect short circuits and open circuits in power, grounding, and wires. - Bidirectional voltage test: fuse tester is easy to connect to the negative or positive ground, and there is an LED on the circuit board for polarity indication. - LED digital reading: fuse tester has an LED digital voltage display. It can accurately read during the day or in dark areas. This is safer and more durable than traditional test lights. - Durable and flexible: car fuse tester has stretchable long cables and probes, making it easy to access areas that are difficult to diagnose. circuit tester eliminates concerns about poor contact in the circuit. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DR5BF1PJ | | Best Sellers Rank | 31,275 in DIY & Tools ( See Top 100 in DIY & Tools ) 30 in Circuit Testers | | Brand | ZhongShuang | | Colour | Black | | Compatible Devices | Cars, Trucks, Other Vehicles | | Country Of Origin | China | | Customer Reviews | 4.5 out of 5 stars 33 Reviews | | Included Components | circuit tester | | Manufacturer | ZhongShuang | | Manufacturer Part Number | SSZA163 | | Measurement Type | Voltmeter | | Measurement type | Voltmeter | | Min. Operating voltage | 3 Volts | | Minimum Operating Voltage | 3 Volts | | Model Number | B0DR5BF1PJ | | Power Source | Self-Powered | | Power source | Self-Powered | | Unit Count | 1.0 count | | Unit count | 1.0 count | ## Product Details - **Brand:** ZhongShuang - **Colour:** Black - **Measurement type:** Voltmeter - **Min. Operating voltage:** 3 Volts - **Power source:** Self-Powered ## Images ![Circuit Tester,Car Fuse Tester,3-90v Dc Voltage Tester With Digital Test Light Flashlight Measures Polarity Continuity, For Automotive Fuse Tester Wiring Checking,with tester pen - Image 1](https://m.media-amazon.com/images/I/61hX-7DZAkL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great!! *by T***P on 10 April 2026* Nice and cheap, easy to use and does exactly what it’s supposed to!! ### ⭐⭐⭐⭐⭐ Good Circuit Tester *by S***H on 23 December 2025* Good Circuit Tester I used for checking the car battery ,charging and fuse check. Can connect the leads either way round on the battery ie :- to positive or negative ### ⭐⭐⭐⭐⭐ good quality *by T***4 on 21 July 2025* Bought this to install reverse camera to help identify reverse cable and worked as it should great quality tool highly recommend ## Frequently Bought Together - ZhongShuang Circuit Tester, Power Probe, 3-90V DC Voltage Tester with Digital Test Light Flashlight, Measures Polarity Continuity, for Automotive Fuse Tester, Wiring Checking - JOREST 300Pcs Car Fuses Assorted Kit, 160 Mini Blade Fuse Automotive + 90 Standard Mixed Fuses + 50 Micro Fuse Set + Puller – for RV Truck Motorcycle(2Amp 3A 5A 7.5A 10A 15A 20A 25A 30A 35A 40A) --- ## 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.sn/products/690846659-circuit-tester-car-fuse-tester-3-90v-dc-voltage-tester](https://www.desertcart.sn/products/690846659-circuit-tester-car-fuse-tester-3-90v-dc-voltage-tester) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-05-31*