SI6330 is 360 degree 2-way articulated endoscope with large 5.0 inch HD high resolution display.The dia of the camera head 8.00mm & resolution 1280*720 with 2MP lens. They are mainly used in automobile manufacturing, aerospace, precision casting, railway ships, pressure vessels, electric power, petrochemical and pipelines welding, logistics, national defense, military police, and other internal visual inspection scenes, is a video endoscope that can meet your various environmental needs.