Feature:

• Measures the proportion of antifreeze and freezing of glass cleaner, lead-acid battery electrolyte.

• Automatically adjust itself to correct temperature discrepancies during use.

• Capable of measuring with high accuracy and provides precise results.

• Equipped with vivid and sharp reticle chart for easy and comfortable reading.

• It uses ambient light only and no batteries are needed.

Specifications:

• Propylene Glycol: -50 to 0°C

• Ethylene Glycol: -50 to 0°C

• Cleaning Fluids:-40 to 0°C

• Battery Fluids:1.10-1.40sg

• Adblue: 30% ~ 35% (Only the 4-in-1 model has this function)

Resolution Factor:

• Propylene Glycol: 5°C

• Ethylene Glycol :5°C

• Cleaning Fluids:5°C

• Battery Fluids:0.01sg

Package Content:

• 1 x Refractometer

• 1 x Pipette

• 1 x Screw driver

• 1 x Cleaning cloth

(If you need the box, please choose the one with box)

How to use:

How to calibrate: