Being able to measure temperature variances can play an important roll in diagnosing vehicle maladies for both undercar and underhood technicians. This can be easily accomplished by using a non-contact infrared thermometer. With this tool, technicians simply point the thermometer at the area of concern and they are immediately provided with the temperature of the surface in question. Some of these thermometers are equipped with precision lasers that can help the technician pinpoint the area being tested. No physical contact is necessary. This is especially useful when needing to measure the temperature of items that are very hot, electrically live or rotating. Using a thermometer can decrease the risk of technicians getting hurt on the job.

Depending on the thermometer, temperatures can be measured from approximately -25