endoscope system: 1:Usea 440,000 pixels to provide a high-resolution colour image 2: Excellent full screen image 3:Optional 21 watt image 4:image freezing and storage function 5:Special traction structure 6:Excellent operation and insertion capability 7:Ideal for early diagnosis and therapy video processor: Automatic White Balance, Enhancement, adjusting of color, digital Zoom,Internal memory which can store up to 4 images, picture in picture Cold light source: halogen/xenon/Led lamps