The video shows a person flipping through a book with diagrams and instructions. The person's hands are visible as they turn the pages, revealing different diagrams and instructions. The book appears to be a manual or guide of some sort, with a focus on technical or mechanical information. The diagrams are detailed and precise, suggesting that the book is intended for someone with a technical background or interest. The person's flipping through the book is methodical, indicating that they are searching for specific information. The video does not contain any audio, so the content of the book is not audibly described.