Lux 7 Day, 5/2-day Programming or Non-Programmable Thermostat, Horizontal Mount (1 Heat - 1 Cool)

Features: Easy installation Program 7-day, 5/2-day, or non-programmable Easy-view back light Optional wall plate model WP567 User option: 2 or 4 periods per day Keypad lock for unauthorized use Temporary override and manual hold Dual powered (2AA) Alkaline Batteries (included) Temporary compressor protection bypass 5/2 minute selectable time delay for equipment protection User temperature calibration Display option: fahrenheit or celsius temperature Adjustable heating and cooling limits Adjustable temperature differential/swing Installation (Compatible with): For most 24V heating and A/C systems 1-heat/1-cool: gas, oil, electric or single stage heat pump systems (with no AUX/EMERG heat) 2-wire hydronic systems (hot water baseboard & radiator) Gas Millivolt heaters (wall heaters/furnaces & gas fireplaces) Not Compatible with: Multi-stage heating and AC systems Multi-stage heat pumps 3-wire hydronic zone valve systems Line voltage systems (120/240 VAC)