Fisher Scientific Traceable Refrigerator/Freezer Alarm Thermometer, Single range: -40 Deg to +50

Description of the Fisher Scientific Thermometer

Monitors temperature in freezers, refrigerators, incubators, water baths, and heating blocks.
Triple display simultaneously shows current, high, and low temperatures.
Alarm (on 06-664-11 only) set in 1° increments alerts user with visual and audible signals if temperature goes outside setpoints.
10 ft. long (3m) micro cable.
Single range: Celsius
Dimensions: 41/4L x 23/4W x 3/4 in.H (11 x 7 x 2cm).
Includes:
Velcro and magnetic mounting strip
One "AA" battery
ABS plastic case.