https://www.ebay.com/sch/i.html?_nkw=Daymark+Digital+Food+Service+Thermometer&_sacat=0&_dmd=2

Daymark Digital Food Service Thermometer

Regular price
$125.00
Sale price
$79.00

Digital Food Service Thermometer, Food Service Thermometer Sub Category Refrigerator/Freezer Thermometer, Refrigerator/Freezer, Temp. Range (F) 35 Degrees to 46 Degrees, Stem Material Plastic, Display LCD, Features 60 Minute Alarm, Includes An Alarm Will Be Activated If Temperature Exceeds 46 Degrees F Or Falls Below 35 Degrees F For 60 Minutes Or More, Manufacturers Warranty Length 2 yr.