--- product_id: 69943006 title: "4-in-1 DEF Antifreeze Coolant Refractometer for Automobile Antifreeze System, Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid" brand: "aichose" price: "KD 11.17" currency: KWD in_stock: true reviews_count: 13 category: "Aichose" url: https://www.desertcart.com.kw/products/69943006-4-in-1-def-antifreeze-coolant-refractometer-for-automobile-antifreeze store_origin: KW region: Kuwait --- # Battery acid gravity 1.10-1.40 kg/l DEF urea concentration 30-35% Freeze point -50 to 0°C 4-in-1 DEF Antifreeze Coolant Refractometer for Automobile Antifreeze System, Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid **Brand:** aichose **Price:** KD 11.17 **Availability:** ✅ In Stock ## Summary > 🛠️ Master your vehicle’s lifeblood with precision—because guessing is so last decade. ## Quick Answers - **What is this?** 4-in-1 DEF Antifreeze Coolant Refractometer for Automobile Antifreeze System, Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid by aichose - **How much does it cost?** KD 11.17 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/69943006-4-in-1-def-antifreeze-coolant-refractometer-for-automobile-antifreeze) ## Best For - aichose enthusiasts ## Why This Product - Trusted aichose brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact & Durable Design:** Lightweight 8.4 oz tool built for on-the-go professionals and DIYers who demand reliability. - • **Battery Health at a Glance:** Quickly assess battery acid specific gravity to monitor charge status and avoid unexpected failures. - • **Comprehensive Fluid Testing:** One device covers antifreeze, DEF, battery acid, and windshield washer fluid—streamline your maintenance toolkit. - • **Precision Freeze Point Detection:** Instantly measure antifreeze freeze points from -50°C to 0°C for ultimate engine protection. - • **Automatic Temperature Compensation:** Get accurate readings regardless of ambient temperature—no manual adjustments needed. ## Overview The 4-in-1 DEF Antifreeze Coolant Refractometer is a versatile, professional-grade tool designed to measure freezing points of antifreeze, specific gravity of battery acid, concentration of diesel exhaust fluid, and freezing points of windshield washer fluid. Featuring automatic temperature compensation and a compact design, it delivers fast, accurate readings to keep your vehicle’s critical fluids in optimal condition. ## Description Buy 4-in-1 DEF Antifreeze Coolant Refractometer for Automobile Antifreeze System, Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid: Antifreezes & Coolants - desertcart.com ✓ FREE DELIVERY possible on eligible purchases Review: Takes the Guesswork Out of Coolant Checks! - I bought this 4-in-1 DEF Antifreeze Coolant Refractometer to check my antifreeze mix, and it works perfectly. Super easy to use right out of the box—just a drop of fluid and you get an instant, accurate reading. The numbers are clear and easy to read, and it even covers DEF and battery acid checks. Feels solid and well-built. This tool takes all the guessing out of coolant testing—highly recommend for any car owner or DIY mechanic. Review: Works perfectly out of the box. - Great product. Easy to use. And well worth the money to keep on board my RV. Used distilled water to test the unit when it arrived. It was perfectly calibrated. Next, I extracted a few ounces of DEF from the tank on my RV. That, also, showed a perfect ammonia level. ## Features - Function 1: Measuring freezing point of automobile antifreeze based on ethylene glycol or propylene glycol.Measuring Range: -50 to 0 ℃. - Function 2: Measuring specific gravity of battery acid and provide a quick reference of battery charge condition.Measuring Range:1.10 to 1.40 kg/l - Function 3: Measuring windshield washer fluid based on ethanol or isopropyl alcohol.Measuring Range:-40 to 0 ℃ - Function 4:Measuring Urea Concentration in automobile diesel exhaust fluid (DEF).Measuring Range:30% to 35% - Features automatic temperature compensation: makes it even easier to get fast results. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07DLDZFJX | | Best Sellers Rank | #15,474 in Automotive ( See Top 100 in Automotive ) #51 in Antifreezes & Coolants | | Date First Available | June 7, 2018 | | Is Discontinued By Manufacturer | No | | Item Weight | 8.4 ounces | | Manufacturer | Xindacheng | | Product Dimensions | 6.5 x 1.5 x 1.5 inches | ## Images ![4-in-1 DEF Antifreeze Coolant Refractometer for Automobile Antifreeze System, Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid - Image 1](https://m.media-amazon.com/images/I/61UUU90yfmL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Takes the Guesswork Out of Coolant Checks! *by M***E on October 13, 2025* I bought this 4-in-1 DEF Antifreeze Coolant Refractometer to check my antifreeze mix, and it works perfectly. Super easy to use right out of the box—just a drop of fluid and you get an instant, accurate reading. The numbers are clear and easy to read, and it even covers DEF and battery acid checks. Feels solid and well-built. This tool takes all the guessing out of coolant testing—highly recommend for any car owner or DIY mechanic. ### ⭐⭐⭐⭐⭐ Works perfectly out of the box. *by T***B on October 5, 2024* Great product. Easy to use. And well worth the money to keep on board my RV. Used distilled water to test the unit when it arrived. It was perfectly calibrated. Next, I extracted a few ounces of DEF from the tank on my RV. That, also, showed a perfect ammonia level. ### ⭐⭐⭐⭐⭐ Great to have *by P***L on December 4, 2025* Very hand to have if you have a diesel truck that uses def works great to measure to make sure it is inspect ## Frequently Bought Together - 4-in-1 DEF Antifreeze Coolant Refractometer for Automobile Antifreeze System, Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid - ITEQ Brake Fluid Liquid Tester Pen with 5 LED Indicators, Calibrated For DOT3 DOT4 Brake Fluid - Phoenix Systems 8001-B Coolant Test Strip (Determine When to Replace Automotive Coolant - 100 Test Strips) --- ## 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.com.kw/products/69943006-4-in-1-def-antifreeze-coolant-refractometer-for-automobile-antifreeze](https://www.desertcart.com.kw/products/69943006-4-in-1-def-antifreeze-coolant-refractometer-for-automobile-antifreeze) --- *Product available on Desertcart Kuwait* *Store origin: KW* *Last updated: 2026-05-19*