It was very easy to set up , and very easy to use on my phone . You can power it on or off and change ventilation modes right on your phone very nice .it has all the options I was looking for .
Installed by contractor after the original thermostat was shorted out by a surge. Programing is confusing. Instructions in the manual are minimal. Finally got it right after u tube video. You cant program changes in scheduke via smartphone. There are modrls i eould have preferred