3 inch HD display
Insertion of outside diameter: 2.8mm/3.8mm/4.2mm/
4.8mm /5.2 mm/5.8 mm
Work channel of inner diameter: 1.5mm/1.8 mm/2.2mm/
2.6mm/3.0mm can be optional
Lens: 180 degree forward & back/left & right rotation
New generation CMOS image sensing technology
High brightness LED light source
USB interface
HDMI video output port can connect to large screen