Refractometer for measuring the concentration of antifreeze and coolant

Refractometer for measuring the concentration of antifreeze and liquid in the cooling system.

Technical data:
Temperature measuring range: - 12 to - 43 ° C

Usage procedure:
1. It is necessary to have the engine turned off.
2. Remove the cooler cover and insert the tube
3. Hold the refractometer vertically, press the pump until the liquid reaches the 'liquid level'
4. Look at the values indicated in the table
5. Thoroughly rinse the refractometer with warm water