Features:

• The refractometer is designed according to the principle of different concentration of liquid having different refractive index.
• Specially designed to apply for automatic cars/vehicles battery antifreeze fluids glycol testing and analyzing.
• Allows easy steps for quick and accurate testing/analyzing the glycol concentration of engine coolants or other anti-freeze solutions.
• Equipped with ATC (Automatic Temperature Compensation), can automatically adjust itself to correct temperature discrepancies while being used.
• You may easily know the freezing point for both propylene glycol and ethylene glycol, with the indication of the percentage.
• It is also used for checking the strength of electrolyte solution batteries.
• Decorated with soft and comfortable anti-slip rubber.
• Small size and light weight, makes it a portable one, very convenient.
• The best partner for the car-owners in winter.

Package Included:
1 x Antifreeze Fluids Refractometer
1 x Mini-screw Driver
1 x Pipette
1 x Cleaning Cloth
1 x Carrying Case