--- product_id: 382594009 title: "4-in-1 Antifreeze Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid, Coolant Refractometer Antifreeze Tester" price: "€ 34.96" currency: EUR in_stock: true reviews_count: 1 url: https://www.desertcart.hr/products/382594009-4-in-1-antifreeze-refractometer-for-automobile-antifreeze-system-diesel store_origin: HR region: Croatia --- # Automatic temperature compensation (ATC) Wide measurement range (-50 to 0 ℃) 4-in-1 multi-fluid testing 4-in-1 Antifreeze Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid, Coolant Refractometer Antifreeze Tester **Price:** € 34.96 **Availability:** ✅ In Stock ## Summary > ❄️ Stay cool, stay ahead: The ultimate 4-in-1 antifreeze tester for the savvy vehicle manager. ## Quick Answers - **What is this?** 4-in-1 Antifreeze Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid, Coolant Refractometer Antifreeze Tester - **How much does it cost?** € 34.96 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/382594009-4-in-1-antifreeze-refractometer-for-automobile-antifreeze-system-diesel) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Rugged & Portable:** Durable aluminum and ABS rubber build with a compact case for on-the-go pros. - • **All-in-One Precision:** Measure antifreeze, DEF, battery acid, and windshield fluid with one sleek device. - • **Smart ATC Technology:** Automatic temperature compensation ensures spot-on readings every time. - • **Wide Temperature Range:** Accurately tests freezing points from -50 to 0 ℃ for ultimate winter readiness. - • **Minimal Sample, Maximum Accuracy:** Requires just 2-3 drops for fast, reliable results—no waste, no hassle. ## Overview The 4-in-1 ℃ Antifreeze Refractometer is a professional-grade tool designed to measure the freezing point of automobile antifreeze (ethylene or propylene glycol), urea concentration in diesel exhaust fluid (DEF), specific gravity of battery acid, and freezing point of windshield washer fluid. Featuring automatic temperature compensation for precise readings, it operates within a wide range (-50 to 0 ℃) and requires only a few drops of sample. Built with durable, rust-resistant materials and housed in a portable case, it’s an essential device for vehicle maintenance professionals and enthusiasts aiming for reliable, quick diagnostics. ## Description Product description ℃ Antifreeze Coolant Refractometer for Automobile Antifreeze System, Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid 4 in 1 ℃ Antifreeze Refractometer for measuring Freezing Point of automonile antifreeze system based on ethylene glycol or propylene glycol, for measuring specificy gravity of Battery Acid, for measuring Windshield Wash Fluid based on ethanol or isopropyl alcohol and Urea Concentration in automobile diesel exhauset fluid. 4-in-1 Tester Measurement Range Freezing point of Antifreeze based on Propylene Glycol: -50 ℃to 0℃, Resolution: 1℃ Freezing point of Antifreeze based on Ethylene Glycol:-50℃ to 0℃, Resolution: 1℃ Freezing point of Automotive glass water: -40℃ to 0℃, Resolution: 1℃ Specific Gravity of Rechargeable Battery Fluid: 1.10~1.40KG/L, resolution: 0.01 Concentration of Urea: 30%~35%, resolution: 0.2% Specifications Automatic Temperature Compensation(ATC): 50 ℉to 86℉ Product Condition: 100% New Material: Aluminum and ABS rubber Dimmension: 6.1” x 1.57” x 1.57” Package size: 8.07”x2.95”x2.16” Features Accuracy - Automatic temperature compensation (ATC), eliminate delivate of ambient temperatures changes on results, more reliable Easy to Use - Just place 2-3 drops of sample solution on the prism of the antifreeze refractometer, wait for few seconds, toward to lights and you can get the accurate reading Portable - DEF refractometer with plastic box, convenient to storage after use and easy to take with you Adjustable Eyepiece - Refractometer coolant tester with smooth eyepieces, easy to adjust and see the clearly scale No Bettery Required - Optical coolant refractometer for automoblie use ambient light only, no battery requried Easy to Calibarte - Handheld antifreeze testers are easy to calibarte with fresh or distill water Package Includes 1 x Antifreeze Refractometer 1 x Cleaning Cloth (random color) 1 x Calibration Screwdriver 1 x Instruction Manual 1 x 3ml Pipetter 1 x Plastic Box Review: Good quality - Good stuff ## Features - 4 IN 1 FUNCTION: ❄Antifreeze refractometers measure freezing point of automobile antifreeze basied on ethylene glycol or propylene glycol, and measuring rang:-50 to 0 ℃. ❄Measure Urea Concentration in automobile diesel exhauset fluid (DEF) 30% to 35%. ❄Measure specific gravity of battery acid 1.10 to 1.40Kg/L. ❄Windshield washer fluid based on ethanol or isopropyl alcohol -40 to 0 ℃ - Better Accuracy& Reliable: ATC antifreeze coolant testers can compensate temperature automatically when ambient temp changes, excellent eliminate the deviation, and ensure the measured readings more precise - Quick & Easy Using: Just 2 or 3 drops of solution, wait for few seconds and towards light, then get the accurate reading. The affordable coolant refractometer needs less sample solution than tradistional hydrometer and less expensive then digital refractometer but bettery accuracy - Durable & Portable - Antifreeze tester is made of non-staining aluminum and ABS rubber, anti-rust, sturdy and resistand to abrasion for long perfermance. Comes with durable plastic box, lightweight, and easy for storage and carry with - Practical Tool: The optics antifreeze refractometer is great tool to help you check freezing point of automobile antifreeze system, quick reference of battery charge condition, monitor DEF and windshield water fluid status ## Technical Specifications | Specification | Value | |---------------|-------| | Customer Reviews | 4.2 out of 5 stars 18 Reviews | ## Images ![4-in-1 Antifreeze Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid, Coolant Refractometer Antifreeze Tester - Image 1](https://m.media-amazon.com/images/I/61KtCQLgOjL.jpg) ![4-in-1 Antifreeze Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid, Coolant Refractometer Antifreeze Tester - Image 2](https://m.media-amazon.com/images/I/71aXLo6h1+L.jpg) ![4-in-1 Antifreeze Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid, Coolant Refractometer Antifreeze Tester - Image 3](https://m.media-amazon.com/images/I/81gJH3jPORL.jpg) ![4-in-1 Antifreeze Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid, Coolant Refractometer Antifreeze Tester - Image 4](https://m.media-amazon.com/images/I/61rJLAYo06L.jpg) ![4-in-1 Antifreeze Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid, Battery Acid and Windshield Washer Fluid, Coolant Refractometer Antifreeze Tester - Image 5](https://m.media-amazon.com/images/I/61Cz-EYsAAL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good quality *by J***S on April 27, 2025* Good stuff ## Frequently Bought Together - Antifreeze Refractometer 4-in-1 Coolant Refractometer Antifreeze Tester 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 8006-B Double-Ended Brake Fluid + Coolant Test Strips (15 foil wrapped test strips), 1 Pack --- ## 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.hr/products/382594009-4-in-1-antifreeze-refractometer-for-automobile-antifreeze-system-diesel](https://www.desertcart.hr/products/382594009-4-in-1-antifreeze-refractometer-for-automobile-antifreeze-system-diesel) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-05-22*