--- product_id: 72733605 title: "Automotive Battery Tester 12V & 24V Voltage With Cold Cranking Amps 100-1700 Battery Analyzer For Battery Status, Engine Activtion System, Charging System, Maximum Work Loading 4 IN 1 by Douyi" brand: "duoyi" price: "398.12 DT" currency: TND in_stock: true reviews_count: 8 url: https://www.desertcart.tn/products/72733605-automotive-battery-tester-12v-and-24v-voltage-with-cold-cranking store_origin: TN region: Tunisia --- # Cold Cranking Amps 100-1700 12V & 24V compatibility Reverse connection protection Automotive Battery Tester 12V & 24V Voltage With Cold Cranking Amps 100-1700 Battery Analyzer For Battery Status, Engine Activtion System, Charging System, Maximum Work Loading 4 IN 1 by Douyi **Brand:** duoyi **Price:** 398.12 DT **Availability:** ✅ In Stock ## Summary > 🔍 Unleash the Power of Knowledge! ## Quick Answers - **What is this?** Automotive Battery Tester 12V & 24V Voltage With Cold Cranking Amps 100-1700 Battery Analyzer For Battery Status, Engine Activtion System, Charging System, Maximum Work Loading 4 IN 1 by Douyi by duoyi - **How much does it cost?** 398.12 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/72733605-automotive-battery-tester-12v-and-24v-voltage-with-cold-cranking) ## Best For - duoyi enthusiasts ## Why This Product - Trusted duoyi brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safety First:** Built-in reverse connection and overload voltage protection to safeguard your vehicle. - • **Quick Diagnosis:** Instantly assess battery health with clear indicators: Good, OK, Attention, Replace. - • **Universal Compatibility:** Works seamlessly with all lead-acid battery types including AGM and gel. - • **User-Friendly Interface:** Bilingual support in English and Spanish for effortless navigation. - • **Comprehensive Battery Insights:** Get real-time data on Voltage, CCA, Internal Resistance, and SOH. ## Overview The Douyi Automotive Battery Tester is a versatile 4-in-1 analyzer designed for both 12V and 24V lead-acid batteries. It provides critical insights into battery capacity, start-up load, maximum work load, and charging system status. With robust safety features and a bilingual interface, this tool is essential for any vehicle owner looking to maintain optimal battery health. ## Description This is a professional tester extremely designed for 12V and 24V lead-acid starting battery within the process of vehicle starting up, charging, and electrical loading. With great design, easy operation, precise reading, complete functions, this tester supply the readings by a large LCD and hints by sound and light when testing. Precise circuit and strong digital processing unit make it complete collection of a series of complicated data and figure out every test data, which availably by 4-wire Kelvin test connection. Besides it strengthens input protection inside , in order to prevent such situations as polar reversal connection , over-high voltage input, poor contact of the test clamps and so on, which ensures safer and more convenient during testing. This tester is the best tool for battery sales, vehicle repair and condition check of all kinds of lead-acid starting batteries that used in equipment system associated with lead-acid battery. ## Features - Four main test result indicate the status of the battery and electrical system of the vehicle: Battery Capacity(Voltage, CCA, Internal Resistance, SOH) / Start-up Load / Maximum Work Load / Charging System - Available for all 12V and 24V starting lead-acid battery, great compatible with regular flooded, AGM flat plate, AGM spiral and gel batteries, and cover all battery rating Standards - CCA, JIS, DIN, IEC, EN standards. - Easily read out conclusion of battery condition good/OK/pay attention/replace as suggestion - Reverse connecting protection and overload voltage protection secure user and avoid any damage of the battery or electrical system of vehicle. - English and Spanish interface and manual provided ## Product Details - **Brand:** DUOYI - **Power Source:** Battery Powered - **Style:** Digital - **Color:** Black, Red, green - **Item Weight:** 400 Grams ## Images ![Automotive Battery Tester 12V & 24V Voltage With Cold Cranking Amps 100-1700 Battery Analyzer For Battery Status, Engine Activtion System, Charging System, Maximum Work Loading 4 IN 1 by Douyi - Image 1](https://m.media-amazon.com/images/I/41ugj1MR3hL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars You need a hot battery to crank ur ride *by A***R on Reviewed in the United States on October 23, 2019* It does what it's built for. What more could you ask for.i like it ### ⭐⭐⭐⭐ 4.0 out of 5 stars Battery & Charging Tester! *by A***A on Reviewed in the United States on January 10, 2019* I have used this tester few times so far, works pretty good. I like the feature of entering the CCA rating to provide more accurate battery test result! Also, would suggest you read the owners manual before using tester, it makes it easier! ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Good tool *by S***G on Reviewed in the United States on December 20, 2016* Low price for tool that offers multiple analysis with easy to read screen.Thought my truck battery was still "new" until analyzed per instruction book.Know your battery before it gets you ! --- ## 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/72733605-automotive-battery-tester-12v-and-24v-voltage-with-cold-cranking](https://www.desertcart.tn/products/72733605-automotive-battery-tester-12v-and-24v-voltage-with-cold-cranking) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-30*