SlimSIGHT™ insertion tube only 5.9 mm outer diameter2.0 mm working channel allows efficient suction and high quality biopsiesBetter 4-angulation scope manoeuvrability through ergonomically improved control sectionScope ID function enables improved service interval monitoring and facilitates automatic system setup such as automatic white balance Video Gastroscope with 5.9mm Outer Diameter 2.0mm Working Channel 103cm Working Length 120° Angulation 180°/90° Up/Down 100°/100° Right/Left