Amazon has this GDealer Digital Electronic Food Thermometer for only $15.99 (Reg $39.99) with Prime Shipping. It features a instant digital readout within 4-6 seconds, auto-shut off to save battery life, large LCD display and temperature Range of -58°F to 572°F.
If you are not already a Prime Member you can join with a 30-day free trial of Prime, as a student with Prime Student, or as part of Amazon Family.
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