This Optimus H-9040 oil rubbed bronze floor standing infrared patio heater has instant heat (750/1500 )watt sun-like heat that provides soft light for added ambiance. No UV rays and silent operation. Powder coated steel and aluminum construction with 100% heat production within seconds. Poles adjusts from 5' 5" to 6'6" and fits through a standard 2" patio table umbrella hole. Protective aluminum reflector. About 1/10 the energy costs of LPG heaters. Standard 120V household current. Great for patios and any outdoor areas.