This is the latest in heating technology. Why be uncomfortable in your garage or shop? Take the chill off indoors or outside with these quality, stylish heaters. These heaters use mid-wave infrared, which delivers four times the amount of infrared waves when compared to traditional, short-wave infrared heaters. This directly heats the object allowing you to achieve the maximum temperature in under thirty seconds! In addition, these heaters are environmentally friendly since they don't emit any gases or pollutants and convert 94% of energy into heat. Less waste with the 12,000 hour filaments (that's more than double the life of most infrared filaments.) Has 5 heat settings and a peak output of 1,500 watts. With the Manual Thermostat model the temperature is controlled by a dial on the end of the unit. Coverage is 193 square feet indoors and 129 outside. Can be mounted on the optional, portable Safety Shut-Off Heater Stand, which automatically cuts power if the heater is knocked over by your clumsy Mother-In-Law. The heater measures 28 3/4" wide, 7 1/2" tall and 3 1/2" deep with an 8' grounded UL Listed power cord. The height of the stand measures 72" from the floor to the base of the heater.