| Programmability | Programmable |
|---|---|
| Power Source | Battery |
| MPN | RTH221B1039 |
| Compatible Product | Universal |
| Brand | Honeywell |
| Thermostat Shape | Rectangular |
| Features | Digital Display |
| Thermostat Programmable Days | 7 |
| Model | Honeywell RTH221B |
| UPC | 0085267348553 |
Check the listing for details. Honeywell 1-Week Programmable Thermostat (RTH221B). Condition: Open box. Listed at 15.00 USD. This rectangular-shaped thermostat features a digital display for easy programming and operation. Its battery power source ensures uninterrupted functionality, while its universal compatibility makes it a versatile option for various heating and cooling systems.
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