Xteink’s tiny e-readers are 20 percent off for Prime Day

The Xteink X4 and smaller X3 e-readers are discounted to $55.20 (regularly $69) and $63.20 (normally $79), respectively, as part of Amazon’s Prime Day promotions this week.

Both e-readers are significantly smaller and more pocketable than any of the Kindle and Kobo models currently available, and feature magnetic mounts so they can be stuck to […] ...