... measure the storage temperature and evaporator temperature separately , NTC and PTC sensor can be exchanged; Celsius, Fahrenheit ... )Technical parameters:1. Temperature measuring and controlling range: NTC -50~120oC/-58~248oF PTC -50~150oC/-58~302oF2 ... . Resolution: NTC 0.1oC/1oC/0.1oF/1oF PTC 0 ... .5oC/1oC/1oF3. Accuracy: NTC -50~70oC, ±1oC/±2oF PTC -50~100oC, ± ...