Amazon debuted a new version of their entry-level Kindle eReader with four front lights. The new eReader is the cheapest electronic book with a light, coming in at $90. This is $10 more than the previous base-level Kindle. Other than the front lights, not much has changed from earlier Kindles.
https://www.notebookcheck.net/Amazon-updates-base-level-Kindle-eReader-with-a-front-light-and-a-higher-price.414818.0.html