Our K&H Pet Products Thermo-Lookout Pod has a heater and a window. You can check on your pet without disturbing their sleep time and they can rest in their favorite spot and still gaze out. Perfect for any cat or small dog. The heater is removable so this warming cat bed pod can be used in all the seasons. The cushion is also removable for easy machine wash care. This indoor heated cat bed has been tested & certified by MET Labs and exceeds USA/CA electrical safety standards - K&H doesn't just use safety listed parts, we safety certify the entire product. Designed by K&H with OVER 20 years of experience in creating safe, innovative, quality products for pets.