Antifreeze Refractometer for Glycol, Antifreeze, Coolant and Battery Acid Antifreeze tester for measuring the freezing point of automotive antifreeze and the condition of battery fluid.

Ethanediol (ethylene glycol): 0°C to 50°C and Propanediol (propylene glycol): 0°C to 50°C. Battery acid 1.10 to 1.30 g/ml and Adblue: 30 to 35%. High quality, visual adjustment accuracy from zero line to eyepiece. Supplied in a hard plastic box: mini adjustment screwdriver and pipette, replacement pipettes available. Universal device with a new scale, for more precise readability.