Designed to test the concentration of the battery fluids, antifreeze liquid and cleaning fluids.

Rapidly and precisely display with Specific Gravity (1. 15 -1. 30) at the same time.

With the built-in automatic temperature compensation(ATC), the brix refractometer will account for changes in ambient temperature and automatically compensate accordingly to consistently accurate readings.

Made with non-staining, non-corrosive and non-reactive aluminum material, light-weighted and portable, safe and durable.

Ideal refractometer for making homemade beer, wines, fruit juices and other homemade beverages, etc.