Quote Originally Posted by donbga
Ditto that. I have two, and both read exactly the same. For High temperature readings (100F/38C) the digital oral thermometers are excellent and accurate. I used to use those for processing color film (C-41).
While the digital oral thermometers are often accurate to +/-0.1degC (by using a thermistor), they are only so over a narrow range of say 32.0 - 42.0 degC.

regards
Peter