The Wi-Fi 7-Day Programmable Touchscreen Thermostat is a simple setup with a wireless bonus. By connecting to your home’s existing WiFi, this thermostat provides temperature control from your phone, tablet or any smart device via the free app. Adjust your settings while on vacation or turn the heat up without getting out of bed. From the wall, use the large, easy-to-read touchscreen to program your own personal heating/cooling schedule. Home later on Tuesdays? Like to spend your Sundays in? Program around your weekly routine so this ENERGY STAR®-certified thermostat can help you save energy.