Includes flip-open stand, hook-and-loop and magnetic strips, one AAA alkaline battery, and NIST-traceable calibration certificate with data. This thermometer has a unique Traceable Certificate provided with each unit, that assures accuracy from our ISO/IEC 17025:2017 (1750.01) calibration laboratory accredited by A2LA. Traceable Large-Digit Fridge/Freezer Thermometer with Calibration Monitor minimum and maximum temperatures at a single glance The large digit thermometer is designed for monitoring freezers, water baths, heating blocks, incubators, refrigerators and other general-purpose applications. Triple display simultaneously shows currnet, maximum, minimum, and current probe temperatures plus room temperature. Min/max monitors low/high readings throughout the day, resetting each day. Alarm feature provides alert when temperature rises above or falls below a set point. Alarm is programmable in 1° increments. Item number 94460-81 is designed for general-purpose applications Ten-foot micro-cable with solid-state probe permits doors to close on it and eliminates mercury contamination. Easy-view 1½-inch-high digits may be read from 30-feet Specifications Min Temperature (° F/° C) -58/-50 Max Temperature (° F/° C) 158/70 Resolution 1° Display 1.5" Height 4" Battery AAA(1)