PROGRAMMABLE: This 5-2 day thermostat allows you to program weekdays and weekends at different temperatures EASY TO USE: Comes with easy to use touch keys and displays the current temperature for easy reference INSTALLATION: No installation or wiring, easy to plug in and select the desired heat COMPATIBLE: Easy to use with portable space heaters, window air conditioners, and circulating fans SPEED DIAL: User friendly dial to set weekend, weekday, and day and time heating and cooling temperatures