eBooks are digital versions of printed books, accessible on a variety of devices such as smartphones, tablets, and e-readers. They offer convenience, allowing readers to carry multiple books on one device, and can be easily purchased or downloaded online. eBooks come in various formats like PDF, EPUB, and MOBI, providing compatibility across different platforms. Many eBooks include features like adjustable font sizes, hyperlinks, and multimedia content, enhancing the reading experience. With the rise of eBooks, readers now have instant access to a vast library of literature, educational material, and specialized content.