Fireplace open fire: TFA "Flash Pen" is 139.4 ° C
Frozen space: display: -24.8 ° C, laser measurement -24.7 ° C, TFA "Flash Pen" -13.1 ° C
Refrigerator: Display 6.2 ° C, 6.1 ° C Laser measurement, TFA "Flash Pen" 13.7 ° C
(We do not have another, older laser measuring device from Bosch)
So handy small and thus practically also the thing may be, it is good for nothing, alas!
Greeting Gustl Eberle
