Reftub 4 in 1 ATC Refractometer Antifreeze Coolant Tester has the following product features:
- Name: Reftub 4 in 1 ATC Refractometer Antifreeze Coolant Tester
- Adblue: 30% ~ 35%
- Propylene Glycol:-50 to 0°C
- Ethylene Glycol:-50 to 0°C
- Cleaning Fluids:-40 to 0°C
- Battery Fluids:1.10-1.40sg
- Propylene Glycol:5°C
- Ethylene Glycol :5°C
- Cleaning Fluids:5°C
- Battery Fluids:0.01sg














Andres C. –
Refractometer arrived undamaged. Everything works as it should. Calibration is very simple.