The 90 Series, a blue touch-screen thermostat features installer-menu setup, audio prompting that confirms entries, temporary vacation overrides, and filter-change reminders. According to the company, the thermostat's benefits include a cleaner display, making navigation easier, and extra-large screen keys for easier operation. The thermostat has universal design for single-stage and universal-staging applications. It also includes program retention during power outages or battery failure. The 90 Series is also capable of automatically switching between heating and cooling.
White-Rodgers, Emerson Climate Technologies, 9797 Reavis Road, St. Louis, MO 63123; (314) 577-1300; fax (314) 577-1517;