Honeywell 1-Week Programmable Thermostat (RTH221B1039)

The Honeywell RTH221B1039 is a rectangular, programmable thermostat that allows users to set a schedule for their heating and cooling systems. It features a digital display and can be powered by batteries or a power adapter. The thermostat is compatible with a variety of products and has a range of features, including a 7-day programmability. January 25