Wireless Thermostat, 24V DC, 2 1/4 in Overall Depth, 3 3/4 in Overall Height, 6 1/4 in Overall Width, Number of Cooling Stages - Conventional System 1, Number of Cooling Stages - Heat Pump System 1, Number of Heating Stages - Conventional System 1, Number of Heating Stages - Heat Pump System 1, Maximum Control Temperature 90 Degrees F, Minimum Control Temperature 60 Degrees F. This item has been restricted from sale in the following state (s): []