Oct 11, 2017 · Depends on which Kindle. And which charger. Anywhere from 2 hours to overnight. My Kindle Reader with the factory charger will go from 10% to 100% in about 2 hours.
That is a common problem that happens. Good question! You may not be using the optimum settings on your device. It is recommended that you set the Brightness to 10 and turn on Airplane Mode when the Wi-Fi is not being used. While this will extend the battery life, it is also dependent on how long... - Kindle Paperwhite 3rd Generation