X4 E-Book Reader, 4.3″ Portable Pocket E-Ink eReader with Physical Page-Turn Buttons, Ultra-Thin 0.23 inch&2.72 oz, Magnetic-Ready Design, Distraction-Free Reading, 16GB Storage, Space Black

Price: $69.00
(as of Mar 29, 2026 23:00:33 UTC – Details)

Product description

1 Pocket-Sized Freedom

2 Magnetic-Ready Design

3 Paper-Like Comfort

Can I use online reading or install other reading apps?

No. X4 features a closed operating system designed for a distraction-free reading experience. You can easily transfer eBooks via WiFi, SD card, or the official app.

What eBook formats are supported?

X4 currently supports TXT, EPUB, PDF, MOBI, and HTM formats. Future updates will add support for XTC, PDF comics, and EPUB comics.

How long does the battery last?

Battery life can last for weeks on a single charge with light use. Heavy use may last around 2 days, while casual reading can last up to about a week.

Does it have a front light?

No. X4 is designed without a front light to maintain an ultra-thin body and deliver a clearer, paper-like display. For the best experience, we recommend using it in a well-lit environment or with an external reading light.

How can I transfer eBooks?

Supports multiple transfer methods, including SD card (16GB card and reader included), WiFi transfer (via mobile or computer), and the official app.

Pocket-Size Mini eReader for Reading Anywhere: Ultra-light at just 0.23 inch and only 2.72 oz, Xteink X4 is designed for true portability. Slip it into your pocket or bag and enjoy reading anytime. Perfect for commuting, travel, or quick reading breaks throughout the day.
4.3″ Paper-Like E-Ink Display: The 4.3-inch E-Ink screen delivers a natural paper-like reading experience that’s gentle on the eyes. Enjoy clear text and comfortable reading without glare or distractions.
Magnetic-Ready Design for Quick Access: Includes magnetic stick-on rings, so you can attach Xteink X4 to the back of your phone or other magnetic surfaces for quick and easy access to your books anytime.
Pure Reading, No Distractions: Enjoy a dedicated reading experience with 16GB storage for thousands of books. Physical page-turn buttons make reading effortless. No subscriptions, no notifications, just focused reading.
Long-Lasting 14-Day Battery Life: Powered by a 650 mAh battery, Xteink X4 can last up to 14 days on a single charge based on typical reading (1–3 hours per day), so you can stay immersed in your books without frequent charging.