PLEASE SEE PICTURE BEFORE BUYING THIS UNIT. Digital Therm, Refrigerator/Freezer TRACEABLE 4127, 3KTU9. (HH)- DUE-DATE 06/22 ItemDigital Thermometer ApplicationAccurately Monitor Temperatures in Refrigerators, Freezers, and Incubators Temp. Range (C)-50 Degrees to 70 Degrees Temp. Range (F)-58 Degrees to 158 Degrees MemoryMin/Max AlarmHigh/Low Probe StyleBottle Temp. Accuracy (C)+/-1 Degrees Temp. Accuracy (F)+/-2 Degrees Temp. Resolution (C)1 Degrees Temp. Resolution (F)1 Degrees Celsius SwitchableYes MountingMagnetic Strips, Hook and Loop Tape, or Flip-open Stand Cord Length10 ft. Digit Size1/2" Battery TypeAA Alkaline DisplayLCD Height4-1/4" Width2-3/4" Depth3/4" Case MaterialABS Calibration CertificateNIST Traceable(R) StandardsISO 17025 A2LA Accredited Calibration Laboratory IncludesTraceable(R) Certification 20% RESTOCKING FEES AND SHIPPING WILL BE CHARGED. IF ITEM IS FUNTIONAL OR INCOMPLETE. Your feedback is extremely important to us! If you are satisfied with our service please take the time to give us positive feedback. We tremendously appreciate it! We strive for your complete satisfaction. Likewise, if you have any issues, please contact us first, and we promise we will do our best to satisfy your needs and solve the problem. If we resolve your problem, we kindly ask you to still leave us positive feedback. Your kindness will be extremely appreciated!