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Digital Refractometer 5-in-1 Antifreeze Coolant Diesel Exhaust Fluid DEF Tester - Urea Concentration, Antifreeze & Car Windshield Washer Fluid Freeze Point Detector
✅ In stock
⭐ Lowest price we've tracked
C
Grade
Analysis Confidence
73%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 17, 2026 3:44 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
🙂 Fair Price- 🙂Verdict: Fair Price. Small discount vs history. Consider waiting for a better drop.
- 💰The price is modestly below what this product ordinarily sells for.
- 📉Our analysis places this at the most competitive price point we have ever tracked for this product — an exceptional moment to buy.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
6.07/28
Recent Value
5.59/22
Market Standing
14.29/20
Deal Strength
20/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
BRWISSEN
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓Diesel Exhaust Fluid Tester -Instantly assess urea concentration in diesel vehicles to ensure optimal system performance
✓Versatile Compatibility- Suitable for the antifreeze coolant and windshield washer fluids freezing point test to ensure your vehicle is prepared for extreme temperatures
✓Easy toUse --Simple one-button operation for quick and hassle-free testing, direct reading within 3 seconds, easily readable results displayed on the LCD screen
✓Cost-Effective Maintenance - Prevent engine and washer system damage by detecting freezing points early, saving on potential repair costs
✓Compact and Portable- Small and lightweight design for on-the-go testing and convenient storage, sturdy build for long-lasting use in various automotive environments
⚙️ Specifications
BRWISSEN TECH
BRWISSEN
REF05
7 ounces
4.72 x 2.28 x 1.02 inches
REF05
1 AAA batteries required. (included)
REF05
Manufacturer
BRWISSEN TECH
Brand
BRWISSEN
Model
REF05
Item Weight
7 ounces
Product Dimensions
4.72 x 2.28 x 1.02 inches
Item model number
REF05
Batteries
1 AAA batteries required. (included)