This is a great T-Rex Dinosaur for all ages, perfect for play or a collection. T-Rex has green glowing eyes, when the Dinosaur gets angry the eyes turn glowing red. It is battery operated and mechanically the head and neck lowers. It displays a life-like breathing growl, hiss, and snort. The mouth opens and the jaw drops exposing large teeth. This is not a delicate toy, it is heavy duty and stout ensuring years of enjoyment. Measuring 33 inches long from head to tail, 16 inches tall, 12 inches wide. Don't wait to own this rare collectable Dinosaur.