If you are one of those who think that secondary monitor is cool but can’t have one due to lack of space, here comes USB powered 4.3” LCD LCD-4300U from Century Japan.
This cute little LCD monitor has a WVGA resolution of 800 x 480 with an LED backlight. You don’t need to worry about the compatibility because it works on Windows as well as Mac platform.

So, why would you need a secondary monitor and that too such a small one? Well, you can use it to run Yahoo messenger or even Photoshop tools palette.
Another cool feature of this mini LCD monitor is that you can connect up to 7 such monitors to your PC.