Petmate Pet Heating Pad Indoor: * Two stand alone heat elements: 15" x 20" or 10" x 10" size * 120V UL-listed 3-prong grounded plug for pet safety * 6 ft PVC-coated chew-resistant power cord * Heating element maintains ambient temperature of 102 degrees for optimum comfort * Low voltage heating source * Size10" x 20" * Model 27620 * for the security of the pet and to prevent any overheating the heating pad needs to be used with a petmate bed