Automotive Antifreeze Refractometer 1–1.4 Coolant Freezing Point Car Tester

1 × Pipette. Ethylene Glycol: –50°C to 0°C (0–70%). Propylene Glycol: –50°C to 0°C (0–70%). WithATC (Automatic Temperature Compensation) and precision optical components, it provides instant readings for coolant concentration, freezing protection, and battery fluid specific gravity.

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