- Air purifier and ventilator compatible
- Large easy-to-read display
- Dual powered — batteries or system powered
- Continuous backlight configurable
- 5-year parts limited warranty upon timely registration1
- Keypad lockout
- 8-hour clock back-up
- 1To the original owner
- when product is used in an owner-occupied residence
- a 10-year parts limited warranty upon timely registration of your new equipment. Warranty period is 5 years if not registered within 90 days. Jurisdictions where warranty benefits cannot be conditioned on registration will automatically receive a 10-year parts limited warranty. See warranty certificate for complete details.
