Prime Day is tomorrow. Shop these deals on Kindles, flagship e-readers, and accessories that are already live.

AM EDT This story has been updated with the latest early deals from Prime Big Deal Days, which starts on Oct. 8. Amazon's ...

Other electrifying finds: the new Fire HD 8 tablet for $55, an Apple MacBook Air for $250 off and big savings on smart TVs.

Now is also a solid time to get a new TV, mattress (check our our Prime Day mattress deals guide), or even upgrade your home ...