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May 07, 2011
What size is the battery?
What size battery does the DFP300 use?
This thermometer takes a LR44 baterry type.
From: Covington GA
Oct 19, 2011
Could you tell me what size battery the DFP300 uses!
This pocket test thermometer uses a LR44 type battery.
From: Wichita, KS
May 30, 2012
I have a cooper dt300 that I need a battery for. Since I have lost the original battery I can't match it.
Could you please advise me the number if the battery?
Thank you, Walt Owen
Hi. The battery type is LR44. Thanks!
How do yOu turn on or off. Etc.
Hello, to turn on, insert the thermometer into food and read. It should turn off automatically. Thank you!
Apr 27, 2015
how do you calibrate a DT 300
Hello, according to the manufacturer this thermometer cannot be adjusted. It has an accuracy of +/- 2 degrees F, and can be verified in a crushed ice water bath. It has a one year warranty for manufacturing defects. Thank you!