The TX9600TS is great for heating and cooling systems including single and multi-stage heat pumps. It has universal compatibility for all system types, except electric baseboard heat. Each day of the week can be programmed differently with 2 or 4 periods per day. The large, lighted easy to read touch screen display is menu driven and makes it easy to operate and program. There is a programmable air filter life timer and keyboard lockout for unauthorized users. The adjustable vacation hold can be set from 1 to 30 days. The smart recovery enables the set temperature to be reached by the programmed time.