Digi-Sense Calibrated Jumbo Refrigerator/Freezer Thermometer, bottle probe

Thermometer is designed for monitoring freezers, water baths, heating blocks, incubators, refrigerators and other general-purpose applications. Display simultaneously shows maximum, minimum, and current probe temperatures. Min/max monitors high/low readings for any time period. Alarm is programmable in 1° increments. The 10-ft (3 m) micro-cable with solid-state probe permits doors to close on it. Model 94460-74 is supplied with special bottle probe specifically designed for refrigerator/freezer applications. The glass bottle probe is sealed and filled with patented nontoxic glycol solution, which protects the sensor from rapid temperature changes when refrigerator door is opened. What's Included: NIST-traceable calibration report supplied by the manufacture, Velcro® and magnetic strips, and one AAA alkaline battery. Alarm provides alert when temperature rises above or falls below a set point. Product is factory calibrated at -30 and +50, accuracy is based on this range Glass bottle probe are sealed and filled with unique nontoxic glycol solution.