Comfort Zone Deluxe convertible heater/fan features fan forced heat, dual wattage 750/1500. Four position rotary dial switch, off, low, high or fan only. Safety features include a metal safety grille, thermal overload protection, high limit safety fuse and a grounded 2 prong cord set. Lay flat or stand up Power light. Fan only function. ETL listed. Howard Berger Company is driven to perfection producing quality products for everyday living.