Does the VisionPRO 8000 keep time during power outages?
Yes, the thermostat features a real-time clock that keeps time during power failures and automatically updates for daylight savings time. This ensures your programming remains accurate even when power is lost.
From the official Honeywell Th8110U1003 Visionpro Thermostat manual, page 2
Have a follow-up question?
Answers from the official manual.
Common questions