The instrument case of Mitech ultrasonic thickness gauge, length: 27cm, width: 22.5cm, height: 7.5cm and weight: 0.698kg, designed with ABS engineering plastic, It has excellent performance like waterproof, shockproof, excellent heat resistance and low temperature resistance. It can effectively prevent oil, dust and corrosion in harsh environment. Its size in line with the standards for aviation and train carrying (capable of putting under the seat and on the luggage rack), it is safe, reliable and stable.