This book is a scientific disclosure of self powered green energy generators invented by the author. The devices are kick-started using a temporary external source of power and after that they use some of their energy to power themselves and the rest is used to do work. These devices are helpful, in our modern world. You will be shocked at how easy it is to convert your computer into a self powered machine which also generates power for other uses. The book contains schematic drawings for all disclosed devices. This book is also available as an ebook at Smashwords and other online markets.