The range between 40°C (105°F) and 260°C (500°F) is divided in five temperature level groups per CelsiClock type.
The temperature sensitive circular spots on the CelsiClock® change color permantently from white to black when their individual specified temperature rating is exceeded for less than a second. Printed in °C.
Available in booklets (folder) with 10 identical rated labels, or on reels each 1000 pieces.
$19.50/ Folder of 10
Price on request for reels
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