A tough, rugged Ultrasonic Thickness gauge using our Multiple Echo technology. Multiple echo means you get a true, accurate, verified thickness measurement and coatings such as paint or decals do not have to be removed in order to get a thickness measure. The coatings are ignored. This gauge is designed for use in demanding environments indoors or outdoors. The Cygnus 1 Heavy Duty simple to use and is supplied ready to use as a complete kit in a protective carry case.