directly to any wall outlet in your room. The digital temperature display has an adjustable thermostat that allows you to set it at your convenience. The temperature ranges from 60 to 90 degrees to keep your room at a comfortable setting. It can be programmed with a 1 to 12 hour timer setting. The best part of this mini heater is that it is a big space saver, there is no need to take up too much space in your room, simply plug it an enjoy the warm feeling.