33 Watts, 120 Volts, 13" x 19". Provides soothing heat for adult birds or chicks. Approved for indoors or outdoors, our Heated Poultry Mat is constructed of durable, weather-resistant plastic with welded seams for safety and longer life. Our unique, patented design allows complete airflow around the heating element to eliminate hot spots common with other plastic mats. This mat is designed to be used in chicken coops, barns or anywhere your birds need added warmth. Intended for use on the floor.