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Give it purpose - fill it with water filters, air filters, refrigerator filters, and more.
The Supco TA22 can be used in the following applications:
The Supco TA22 Temperature Guard Heat Alarm w/ Display is designed specifically for use in refrigerators, freezers, or any area where temperature change is crucial. This Supco temperature alarm is a single point or threshold type system that signals an alarm (flashing or audible alarm) when temperature passes above or below a preset point. This heat alarm features a hi impact thermoplastic case and alarm adjustment range between -40 F to 160 F.
Supco TA22 Temperature Guard Heat Alarm w/ Display specifications: