For constant and accurate temperature readings, the original 212 wall thermometer From Cooper Instrument meets your requirements. This thermometer is constructed with a durable polystyrene back and clear plastic lens. The large 14" diameter face makes reading the thermometer easier than ever.
The simplicity of this unit is perfect for many applications. Ideally suited for all porches and patios, warehouses, storage rooms, garages, greenhouses, and anywhere else where YOU want to measure temperature readings.