Built in USB data logger logs temperature every 10 minutes and holds onto the data for 2 years.
Precise Temperature Control and Safe Storage
Microprocessor-based temperature controller, -40℃~-86℃ can be set freely with display accuracy at 0.1℃.
Visual & Audio Alarm system
High/low temperature alarm, power failure alarm, low battery alarm, door ajar alarm, high air temperature alarm, and communication failure alarm.