Antifreeze Refractometer for Glycol, Antifreeze, Coolant and Battery Acid. Antifreeze Tester for Measuring Freezing Point of Automobile Antifreeze and Battery Fluid Condition.

Function 1: Measuring freezing point of automobile antifreeze based on ethylene glycol or propylene glycol.(in Celsius)
Function 2: Measuring specific gravity of battery acid and provide a quick reference of battery charge condition.
Function 3: Measuring windshield washer fluid based on ethanol or isopropyl alcohol.
Features automatic temperature compensation: makes it even easier to get fast results.
Instant Reading Result: Just need 2-3 drops of solution and a few seconds, you can get accurate readings.

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