Freezer Thaw Alarm (MA-1660)

By far one of our most popular items. The "Freeze Alert" by MA-Line is for use with any domestic freezer or refrigerator/freezer.
Prevent expensive food lose for only $14.95. Warns against malfunction or if door is left ajar.

Sensor attaches inside the freezer compartment, if freezer temperature rises above acceptable levels (14°F / -10°C) extra loud buzzer will sound and LED will flash