Honeywell Home RTH221B 1 Week Programmable Thermostat

1-Week Programmable Thermostat: The Honeywell RTH221B Basic 1 Week Programmable Thermostat has one hassle-free program for every day of the week. It is programmable for one week with four options: wake, leave, return and sleep to customize your weekly schedule. Also, it has precise temperature control for added comfort. The Honeywell Basic 1 Week Programmable Thermostat utilizes a crystal clear digital display that allows for precise temperature control. This thermostat is compatible with heating, cooling and heat pumps without auxiliary heat options. Verify compatibility with your home's heating and cooling system, remove your existing thermostat and follow step-by-step instructions that come with the thermostat for simple DIY installation. Features include: Simple programming (one program for entire week, plus four options per day), Easy to use, Precise temperature control, One-year warranty & Easy DIY installation. Product Dimensions (WxDxH): 3.38 x 1.11 x 4.75 in.