This pen is very helpful for artist and designers who work with colors and draw various designs and paintings which are based on real life. This pen has features which help the artists and designers a great deal in optimizing the real color of the objects by its sensor.
This innovative pen has the color sensor on top of it which senses the color, there is a button and after pressing it the color sensor becomes active and senses the color. Color which is sensed is displayed digitally on the back of the pen for verification. It also has the RGB ink cartridge which provides the ink while drawing the design and for drawing the design it has the ball type point from which the ink flows in the direction where user wants.
This invention has its limitations like space for ink and batteries are challenges for sure. While it would be extremely expensive initially but one could easily see this become a household gadget and essential tool for every artist and designer for both real-life and web applications.