Amazon connected Tuesday announced a caller entry-level $99 Kindle e-reader with respective improvements implicit the anterior model.

The biggest alteration is the display, which is simply a batch sharper than the earlier $89 Kindle. That means substance volition look clearer erstwhile you're reading, alternatively of somewhat blurry. The sharpness is present connected a par with Amazon's much costly $140 Kindle Paperwhite. The caller Kindle besides comes with doubly the storage, 16GB alternatively of 8GB, which should beryllium much than capable for astir integer publication libraries. You'll beryllium capable to store thousands of books.

The caller Kindle besides has a backlight, but it doesn't person immoderate of the much precocious backlight features successful the Kindel Paperwhite, similar the enactment to alteration the achromatic equilibrium to an orangish hue for speechmaking comfort. It besides isn't water-resistant, truthful you'll inactive privation to see the much costly exemplary if you're disquieted astir getting splashed by the pool.

And, lastly, arsenic with different updates to the Kindle enactment similar the Paperwhite, Amazon has added a newer USB-C charger, which is the much communal larboard utilized by Android phones, Apple tablets and more. It replaces the aging microUSB larboard that gadgets person mostly ditched successful caller years.

Amazon besides introduced a caller Kindle Kids exemplary with akin upgrades. Both devices are disposable for pre-order opening Tuesday.Subscribe to CNBC connected YouTube.