Lectro Kennel Has Been Warming Pets For Over 30 Years. Ideal For Use In A Doghouse, Kennel, Garage, Basement Or Porch. Internal Thermostat Keeps Temperature At A Desirable 102 Degrees! Constructed Of Rugged Abs Plastic And A Steel-Wrapped Cord. Faux Lambskin Covers Are Also Available For All Sizes Of Heated Kennel Mats!