The all season EnerG+ HEA-21531 Electric Infrared Outdoor Heater ushers in a new standard in outdoor heating. Focusing the warmth precisely where you want it, this versatile infrared heater is very efficient using radiant heat. Completely safe to use outdoors in all weather conditions, safe to use in enclosed areas, and hardly affected by wind you will have instant warmth year-round. Can be used used both inside or outside.