This heated pet mat is constructed of durable and weather resistant high impact ABS plastic. With thermostatic control, it’s designed to automatically heat to your petâ€™s body temperature range to keep them warm during the cold season. A red indicator light shows when the unit is operating. The heavy-duty anti-chew” cord protector deters your pet from chewing. For indoor or outdoor use. Comes with a Faux Lambskin Fleece Cover. 60 watts.