This document summarizes a seminar presentation on the 5 Pen Pc technology. It discusses the history and introduction of the pen-style personal computing device created by NEC in 2003. The key components of the 5 Pen Pc package include a CPU pen, camera pen, virtual keyboard, projector pen, and communication pen. The pens use electronic perception technology and wireless connectivity to allow for computing functions on any flat surface and connectivity to the internet through a cell phone. The presentation outlines the components and functions of the 5 Pen Pc system as well as its advantages of portability and feasibility and disadvantages of requiring precise positioning and currently high cost.