... controller accuracy: +/- 1 centidegree precision: 1C a cold room temperature controls, also could working as refrigerator temperature ... Freezer, Wine cabinet, Pool, Air-conditioner and ventilation system, Cold room, Refrigerator/Freezer, Wine cabinet, cooling tower etcITEM210EDisplayed Precision±1 ... Alarm-50~F6-50°C freezer temperature controller for cold room also named digital room thermostat