The different VITO oil testers offer the best, easiest and most scientific readings of oil quality for everyday use. By measuring the total polar material (tpm) of the oil the VITO oil testers measure the full spectrum of chemical changes during the life of frying oil. The VITO oil tester provides easy measurement and saves oil. Measure the quality and temperature of your oil Change your oil at the right time. Quick and reliable measurement results support quality standards. Ergonomic and sturdy design High degree of protection (IP67) Clear alarms via colored display using the traffic light principle