The Haier HETL-01, with internal sensor, is an electronic 30-Day
Temperature Recorder (30DTR), with factory-programmed alarms and visual
display for monitoring storage conditions in vaccine refrigerators (+2°C
to +8°C) over a 30-day period. The device shows the actual temperature,
all alarm violations over the previous 30 days (on a rolling basis), the
daily minimum and maximum temperature of the last 30 days, and the time
duration of any violation.
Shelf lifeStorage consideration
For more information, please refer to the Help > FAQs.