Camera Digital Microscope, USB, 500x

Digital Microscope, USB connecting, with digital camera (nom 1.3 Mpixel), manual focus 10mm to infinity, 50 to 500 magnifications, video and picture capture, with software,adjustable stand.  5 V DC  power supply via USB, suits viewing specimens.Operating System Win XP,Vista, Win 7. With snap shot /video time camera bult in white light soucre. focus range 15-40mm