Video Spy industrial device, is a use of electronic technology, optical precision machinery and ideal combination of new portable nondestructive testing equipment. It is mainly used for automotive, aerospace engines pipeline mechanical components need not be demolished or damaged equipment assembly and stop the movement under nondestructive testing. It is also widely used in steam cars, ships, electrical, chemical, electric power, gas, atomic energy, civil construction core of the modern industrial sector and the tertiary institutions in education.