TH4210U2002/U T4 PRO T-STAT NON-WI-FI 2H/1C HP 1H/1C AC 3.93"SQ DISPLAY PROG 7-DAY 5-2 5-1-1 4-1/16"W X 4-1/16"H 24V/BATT PWR (12/CASE) HONEYWELL/RESIDEO