HVS series Portable Video Borescope is new detection equipment with high performance after the fiberscope appear, is a new product with the technology which combine electron, optical, precision machinery together. Super fine digital probe plus design of portable make the product to be one of the most advanced Borescope in the world. It has a lot features such as small size, light weight, and easy to carry, easy to use, cost-effective, especially the price is much lower than any video borescope. And it is widely used in many fields, such as machinery, chemical, aviation, security and other areas.