Orbit 83521 Clear Comfort Programmable Thermostat with Large, Easy-to-Read Display , White
- Beautiful and contemporary design complements any décor, with large display and warm backlight for easy viewing even from across the room.
- Early start mode ensures the desired temperature is reached by the programmed time, making for a comfortable home whenever you need it.
- 7-Day programmability: program each day individually with up to 4 programming periods. This thermostat is not compatible with base board heaters (or other line voltage heating), multi-stage heating or cooling systems, or 3-wire hydronic systems.
- Copy feature (from day to day), as well as permanent and temporary hold mode, reduces programming time and makes it easy to use.
- Accurate temperature readings - to +/- 1 degree in Fahrenheit and Celsius - for ultimate consistent control.
- One-stage thermostat that works with gas, oil or electric furnaces, central air conditioners, 2 wire hot water systems, millivolt systems, central heating and cooling systems, and heat pumps without auxiliary/backup heat..