WSAL17953 – 1.54inch NFC-Powered e-Paper (BW)/en
Documentation notice: This technical documentation was independently rewritten from an archived supplier source. Check technical details and commands against the product version and manufacturer documentation before use.
Summary
The 1.54inch NFC-Powered e-Paper (BW) is a battery-free e-paper display with 200x200 resolution and a white case. It is powered and updated via NFC from a smartphone or reader.
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Technical overview
- Resolution: 200 x 200 pixels; dot pitch 0.138 x 0.138 mm.
- Display colors: Red, Black, White; viewing angle >170°.
- Refresh time approx. 8 s (excluding transmission time).
- Housing: ABS plastic shell with good strength and toughness.
- No backlight required; the display retains the last content without power.
- Power supplied exclusively via NFC; no built-in battery.
- Use cases: equipment labels, shelf labels, information displays, keychains, business cards, decorations.
- Android app compatibility: Android 4.0+; the source states the app does NOT support Samsung, Google, or Sony phones.
Notes and version constraints
- The source contains no explicit command-line commands; therefore 'commands' remains empty.
- Phone NFC must be enabled; do not move the phone during transmission.
- Image resolution must match the display resolution (here 200x200); otherwise the image may not display correctly.
- Working conditions: temperature 0–50 °C, humidity 35–65% RH.
- Storage below 30 °C for up to 6 months; transport -25–70 °C for up to 10 days.
- After unpacking: 20 °C ±5 °C, 50±5% RH; assemble within 72 hours.
- If a refresh failure is reported, remove the reader and reposition it.
Source and revision record
- 1.54inch NFC-Powered e-Paper (BB) - Waveshare Wiki
- Source revision: 103152
- Captured: 2026-09-01T02:50:33+00:00
- SHA-256:
44067a226c5f3257288b166bb985c3b0201b8b5a58cc57f578b5da6fec220701