iHeater IH-301-B Max Infrared Heater with Remote Control, Heats Up to 1500 Square Feet, Black Heats up to 1,500 square feet with twice the power to heat rooms faster IHeaters remain cool to the touch after hours of operation; also includes internal overheat protection and tip over safety switch Dual Comfort Core PTC infrared heating system is innovative bulb free technology; no need to replace bulbs Features include a digital thermostat display, settings for low or high speed, timer for automatic shutoff and a remote control Built in UV Air Purification system for use in warmer, non-winter months