Product details
This NFC-powered 2.13-inch e-paper display operates without a battery and has a resolution of 250 × 122 pixels. You can easily transfer the images and data you want to display to the e-paper wirelessly via your smartphone or an NFC writer. The Android app is somewhat difficult to use as the menu is in Chinese. However, sending text or displaying an image is quite simple. Alternatively, you can also use the Waveshare ST25R3911B NFC Development Kit.
Features:
Displays on the screen remain visible even without power supply.
High contrast, making it very readable even in daylight.
No power adapter or battery required.
Display easily changeable via smartphone app or NFC writer.
Technical Details:
Interface: Wireless NFC
External dimensions: 65.35 × 40.05 × 13 mm
Display dimensions: 49.70 × 21.75 mm
Pixel size: 0.194 × 0.194 mm
Resolution: 250 × 122 pixels
Display color: Black / White
Full refresh time: 2 s
Viewing angle: >170°
Weight: 24 g
Package includes:
1x 2.13-inch passive NFC-powered e-ink / e-paper display.