The ComfortLink™ II XL850 Zoning Control with built-in Bridge for Z-Wave devices and Remote Climate Access combines zoning technology and a home automation hub to remotely control your home, comfort, and energy use. This control is 7-day programmable, with up to four schedules per day and five heat and two cool settings. In addition to a color display, it’s easily accessible from a smartphone, tablet or computer, which makes adjusting the temperature for your family’s comfort a breeze. Not only does the XL850 monitor indoor and outdoor temperatures, but it also tells you when it’s time to change a filter or schedule routine maintenance.