Solar power DIY handbook is loaded with much useful content and is an excellent guide on how one can choose, decide and install efficient and reliable solar power in one's home. It's also great for professional installers who haven’t mastered installation as it outlines the necessary steps to follow. The entire book is divided into 15 chapters. The fore chapter discusses the basics of electricity and the electrical components including resistors, capacitors, transistors, diodes, and inductors. The latter chapters address the theory about solar energy, the solar cell and the photovoltaic effect and how it produces electricity. It explains how small solar cells are bundled together to form a solar module and how several modules are clustered to form a panel. You need this handbook.