What is day in c

Fridge-tag® 2 L + 2 ° + 8 ° C

EXTERIOR DIMENSIONS (LxWxH)128x75x19mmSIZE OF THE LCD DISPLAY95x27mmWEIGHT112gr.OPERATING TEMPERATUR-25 ° C to +55 ° C / -13 ° F to +131 ° FALARM LIMITS2 individually programmable alarm limits (1 upper and 1 lower alarm limit)TEMPERATURE MEASUREMENT INTERVAL5 (standard), 10, 15 minutes (factory setting)CALIBRATION CERTIFICATEYES NIST / ILACSTORAGE CAPACITY30 days overview on the display / PDF report length selectable: 28, 56, 84 or 112 days overview (factory setting)MEASURING ACCURACY OF TEMPERATURE +/- 0.8 ° C (-25 ° C to -10 ° C) / +/- 1.44 ° F (-13 ° F to +14 ° F) +/- 0.5 ° C (-10 ° C to +40 ° C) / +/- 0.9 ° F (+14 ° F to +104 ° F) +/- 0.8 ° C (+ 40 ° C to + 55 ° C) / +/- 1.44 ° F (+ 104 ° F to +131 ° F) OPERATING LIFEUp to 3 yearsBATTERY LIFEUp to 3 1/2 years (1/2 year storage / 3 years operating time). The battery status indicator on the display provides information about the remaining operating timeACTIVATIONPress the SET and READ buttons for at least 3 secondsSTOPNo STOP functionIDENTIFICATIONSerial number printed also with barcodePROTECTION CLASSIP64