Insize ISV-1H4307, RIGID BORESCOPE, 11.89″, 6928640323812

Length 11.89″. View direction 70?.
Diameter .16″. Angle of view ?60?.
Focus distance .08″, depth of view .2~4″.
Dust/waterproof level: IP67. Can be used in the liquid with temperature -14?F~185?F.