USB digital microscope:

Focus range: Manual focus from 10mm ~ infinite
Snap shot: Software and hardware (optional)
Video capture resolution: 2304x1738(5m pixel), 1600x1200(2m pixel), 1280x1024(1.3m pixel), 1280x960, 1024x768, 800x600, 640x480, 352x288, 320x240, 160x120.
Still image capture resolution: Up to 1280 x 960
frame rate: Max. 30f/s under 600 lux brightness
Flicker control: 50Hz / 60Hz option
Video format: AVI
Snap shot format: Jepg
Light source: White light LED x 4 (have on/off function)
Magnification ratio: 20x ~ 200x (manual)
Power supply: USB port (5v DC)
Software compatibility: Twain / vfw/ direct show ap (driver)
System requirement: Pentium computer with 700MHz & above, 20m HD space CD ROM driver,
128MB RAM, direct x VGA card
PC interface: USB2.0 & USB1.1
Operation system: Windows 98se/me/2000/XP/vista
Dimension: 110 mm ( l ) x 33 mm ( r )
Accessories: A1-alloy stand, user guide, CD ROM (driver), color box.