Electronic book, or often called as e-book, is one of the most revolutionary inventions of the last 50 years. The first e-book was made in the 70's and now millions of e-book transfers take place on the internet every day. E-book is cheap, very practical, and it saves space. It is the perfect substitute for printed books. It can be read on any kind of computer, but now there are also many dedicated e-book reading devices available in the market.

Nowadays, e-book readers are also equipped with other interesting features such as internet connectivity and music player. These gadgets are marketed under different brands such as Amazon Kindle, BeBook, Barnes & Noble Nook, jetBook and many others. With many choices available in the market, buying a reader can be confusing. Here is a list of things you need to consider when buying an e-book reader.

1. Size

What size screen do you want? Screen size varies between manufacturers, ranging from 5-inch to 10.2-inch. Each has their own pros and cons. Smaller readers do not take up a lot of space, but bigger ones are easier to read.

2. Wi-fi Connectivity

The internet has become an important part of our daily lives. Some e-book readers are equipped with wi-fi connectivity, allowing you to stay connected to the internet. You can purchase and download e-books online anywhere, as long as there is wi-fi coverage.

3. Availability of Integrated Dictionary

Some e-book readers come with an integrated dictionary feature. Many e-books are sold in English but if your English comprehension is not that good, an integrated dictionary will be of great help for you.

4. Size of internal storage

The average size of an e-book file is 2 MB. If you are an avid book reader, you should get an e-book reader with a big internal storage size. Storage size varies from just 10 MB up to 4 GB. With 4GB storage capacity, you can save hundreds and even thousands of e-book in one gadget.

5. Availability of Card Reader Slot

This feature is especially useful if you want to store more e-books in your reader. With a memory card, you still can save more files when you run out of internal storage.

6. Removable Battery

Reading an e-book often takes hours to finish. If your reader comes with a removable battery pack, you can purchase an additional pack. Therefore, when you run out of power, you can easily change the battery and pick up where you left off.

7. Capability to Support Any Kind of File Formats

E-book comes in many different types of file format. You should get an e-book reader that comes with the ability to support various formats.