Soft light heat waves are more energy efficient than regular heaters, since heat waves heat objects instead of unused space. Heats up to a 12 foot circle and includes a safety tilt switch, 8 foot cord, and weather resistant hardware. CSA certified, with a 1,200 watt heating element (equivalent to approximately 4,095 BTU's). Uses a standard 120V grounded outlet. Simple assembly. Great for outdoor seating at restaurants, hotel entrances, rooftop lounges, decks, patios, screened porches, balconies and more. 1 Year Limited Warranty.