Versatility of 2 channels with a 3.7 mm channel for suction and a 2.8 mm channel for an endotherapy attachment.It has an auxiliary water port to provide a clear and continuous view.Scope ID function stores individual scope information, such as the number of procedures performedCompatible with CV-180, CV-160, CV-140 and CV-100 video processors Diameter: 12.6mmWorking length: 103cmInstrument Channel: 3.7mm and 2.8mm.Field of view: 140 degreesAngulation range: Up: 210, Down: 90, Right: 100, Left 100