This Honeywell T10 Pro Smart Programmable WIFI Thermostat (THX321WFS2001W) is a top-of-the-line thermostat that will keep your home comfortable and energy-efficient. With programmable features, you can set the temperature to your desired level all week, and its digital display is easy to read. Its rectangular shape and universal compatibility make it perfect for any home, and it is powered by batteries. This thermostat is manufactured in 2001 and is compatible with various heating, cooling, and air systems.