ENGP1000 Features: * Infrared umbrella heater * Uses a new and exclusive "red" infrared lamp to efficiently distribute its heat * Easily attached to most umbrella sizes * Very heat efficient and substantially less expensive to use than propane heaters * Certified electrically cETLus and IP 34 against dust and rain Specifications: * Uses standard 120 volts outlets and provides 1500 watts / 5100 BTU of quiet warmth Dimensions: * Dimensions: 4" H x 40" W x 40" D Warranty: * 1 Year warranty