Are you tired of your daily work and seem to lose the motivation for life? So a lot of people want to try something new. I guess some of you may need such an USB iridology device to kill time. There is a camera on the USB iridology device, which can be used to capture the image of the iris. It then connects to the computer via the USB interface and uses special software for entertainment. Moreover, the health condition can be known through the software analysis of the iris, so that you can diagnose the family by yourself.