The Xteink X4‑Classic is a 4.26‑4.3-inch pocket-sized, closed-system e-ink reader, designed for ultimate portability, magnetic attachment to mobile phones, and positioned as a lightweight EDC reading card.
Chinese version, with English 4.26-inch black-and-white E-ink e-paper, resolution 480×800, 219–220 PPI; no touchscreen, no backlight, sunlight-readable, blue-light-free and flicker-free
Body: Dimensions 114×69×5.98 mm, weight approx. 65 g
Interaction: Two physical buttons for page turning and confirmation; new gyroscope-based page-turning feature – tilt left or right to turn to the previous or next page; supports landscape mode
Storage: Supports TF card storage expansion (up to 32GB); no built-in high-capacity flash memory; books, comics and images are stored on the memory card
Battery: 920 mAh; the e-ink screen consumes virtually no power in static mode; battery life of approximately 7–10 days during normal reading, with ultra-long standby time; Type-C charging
System and Features (Closed System)
Key points: Closed, in-house developed system; no app store; third-party apps cannot be installed; only local files can be imported for reading
1. Supported formats: TXT (UTF‑8 encoding required), EPUB, PDF, MOBI; comics supported in XTC, EPUB and PDF formats; supports importing PNG/JPG images, which can be set as static wallpapers when the device is switched off (images consume zero power in standby mode)
2. Book transfer methods:
- Copy files via TF card
- Wi-Fi cloud synchronisation (scan a QR code with your mobile to transfer books via the hotspot webpage); double-press the power button on the home screen to quickly access the cloud synchronisation portal
3. Reading features: Import custom fonts, adjust font size, automatic bookmarks (saves 20 reading positions), landscape/portrait orientation switching, comic reading mode, adjustable page refresh rate
4. No ad pop-ups; focus on reading without push unit, Type-C adapter, 2 magnetic rings, screen protector set, user manual, card reader (included with some versions)
❌ No touchscreen, no backlight; cannot install third-party e-reader apps;
On Oct 10, 2026 at 01:37:42 PDT, seller added the following information:
