From inside (document excerpt):
The Digital Round™ Thermostat. Free User’s Brochure in PDF format. Models included: T8775A1009 (US), T8775C1005 (US), T8775A1017 (Canada), T8775C1013 (Canada).
Thermostat Features:
Easily adjust temperature – By twisting the cover ring. “Clicks” you can feel and hear confirm your changes.
Familiar heating/cooling switch – Allows you to change your heating/cooling status.
Easy switch-style – Control changes the fan setting.
See “Room” or “Set” temperature – On easy-to-read display with triangle indicator.
Lighted display – Illuminates with the touch of a button; offers easy reading in a dark room or hallway.
Confirms heating/cooling –
Flame icon indicates heating is on, snowflake icon indicates cooling is on.
Same familiar size and style – As the traditional
Honeywell Round.
No batteries required.
Source: honeywell.com