Set your temperature threshold and the Supco TA33-220 Digital Temperature Alarm. The TA33 provides reliable protection for your temperature sensitive areas. The battery backup allows continuous monitoring even during power outages. The easy to read display of the Supco TA 33 shows Current, Temperature, Alarm Status, Over/ Under mode indicator and Alarm Set Point and Temperature. The TA33-220 has a 220 VAC power cord for EU outlets.