Intelligent adjustment temperature : 9-speed Adjustment, intelligent timing Provides optimal comfort temperature for dogs & cats. Safety and Secure Structure : 7 layer Protection Structure with UL approved heating wire will prevent your pet from get burnt. With temperature sensor inside warming mat can avoid overheating to protect your pets. Chew resistant cord prevent dog chewing the wires Heating Pad for Dogs and Cats : suitable for senior pets, arthritic pets, new born pets, pregnant pets .