1pc Digital 4-in-1 Automotive Refractometer: Battery-Free Handheld Tester for Urea, Antifreeze, Electrolyte, and Battery Freezing Point, High-Quality Construction, Ready to Use
One piece of digital 4-in-1 automotive refractometer that is battery-free and handheld. It is used for testing urea, antifreeze, electrolyte, and battery freezing point. The tester is of laboratory quality, made of aluminum and plastic construction. No assembly is required.
1pc Digital 4-in-1 Automotive Refractometer: Battery-Free Handheld Tester for Urea, Antifreeze, Electrolyte, and Battery Freezing Point, High-Quality Construction, Ready to Use