Luxpro PSD011B Pro-Spec Battery Powered Digital Thermostat

LUX Low Voltage Digital Non-Programmable Thermostat PSD011B – 1 Stage Heat and Cool 24 VAC Digital electronic non-programmable thermostat for heating and cooling. Large easy to read display with backlight and temperature control set from factory at a fixed value of +/- 0.5 F/C. Only battery powered, 1 stage heat / 1 stage cool, default set temps: 65F Heat / 78F Cool. Easy installation, Fahrenheit/Celsius switchable, adjustable temperature stops and 5 minute compressor protection. Compatible with most 24V heating and A/C systems, 1 stage heat/ 1 stage cool: gas, oil, electric, single stage heat pumps, 2 wire heat only hydronic systems (hot water baseboard & radiator), millivolt systems (wall heaters / furnaces & gas fireplaces). Not compatible with multi stage heat pumps, 3 wire hydronic systems, line voltage systems (120/240 VAC).