Antifreeze refractometer for testing coolant, checking freezing point, ethylene glycol concentration, battery acidity, etc.

The antifreeze refractometer can be used to measure the freezing point of glycol, antifreeze, coolant, and battery acid. It can also be used to check the condition of electrolyte solution batteries. Features: Portable design and non-slip rubber grip for easy use. Built-in automatic temperature compensation (ATC) for faster results. With a measuring level for direct reading. Adjustable manual focus, easy to focus and calibrate. Comes with a carrying case, convenient for storage and portable use. Measures the freezing point of automotive antifreeze based on ethylene glycol or propylene glycol. Temperature Range: Ethylene glycol base: 32 to -84 degrees Fahrenheit, Propylene glycol base: 32 to -60 degrees Fahrenheit Specifications: Color: Black + Silver + Blue Material: ABS *Measuring Range: Ethylene glycol: -84 to 32°C > Item Size: As shown in the picture Package Size: Approx. 20.5 * 7.5 * 5.5 cm / 8.1 * 3 * 2.2 inches Package Weight: Approx. 250 g