We have three, one shows 10 degrees after a year of use it because it was 30 degrees after I used it for a year to finding out you can't recalibrate it you have to send it to the company mine needs to be replaced and for mine they said i like the unit but i had a probe failure due to $128.06 broken wires am End of the probe connector on three different probes Our devices are used many times a day I was hoping for something indestructible.
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