this ceramic tower heater warmed the temperature of a 110' sq. room by 4.5° F in 10 minutes and 6.2° F in 15 minutes. It was also determined to be easy to operate thanks to its simple-to-read digital screen, programmable thermometer, and convenient remote control. Additional elements include a build quality higher than most other units and a list of superior features including an oscillating base, 12-hour timer, two fan speeds, and an automatic shut-off safety feature. AC plug. 30" H x 8" L x 8" W. (4 1/2 lbs.)