BioDoc-It 220 models feature a 1.3 megapixel camera plus side access doors; BioDoc-It 210 models feature a 0.3 megapixel camera (no side doors). Capture, preview and save gel images with user-friendly features that enable fast, easy to use gel documentation for fluorescent and colorimetric imaging. The systems allow users to perform image capture functions with a touch of the screen. The simple design is excellent for multiple user laboratories. An external computer is not required; though network connectivity is possible for transfer of images directly to your computer.