Nontoxic glycol solution in bottle insulates sensor from rapid temperature changes when door is open. Triple display shows high, low, and current temperatures, and minimum/maximum feature monitors high and low readings for any time period. Alarm feature provides an alert when temperature rises above or falls below a setpoint. 10-foot microcable permits refrigerator doors to close on it. Hook-and-loop fasteners and magnetic strips are provided for mounting of both thermometer and bottle sensor. Supplied with 1-year AA battery 1° C resolution .
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