2.9inch passive NFC powered e-Ink/e-Paper display

This NFC-powered 2.9 inch e-paper display operates without a battery and has a resolution of 296 × 128 pixels. You can easily transfer the images and data you want to display to the e-paper contactlessly via your smartphone or NFC writing device. You can find a link for the Android app in the Waveshare Wiki. Sending a text or displaying an image is very simple. Alternatively, you can use the Waveshare ST25R3911B NFC Development Kit NFC writing device. 

Features: 

• Displays on the display remain contained without power supply 
• High contrast, therefore very readable in daylight 
• No power adapter or battery required 
• Display easily changeable via smartphone app or NFC writing device 

Recommended accessories:

• Waveshare NFC Development Kit ST25R3911B

Documentation:

• Waveshare Wiki

Technical Details: 

• Technical Details: 
• Manufacturer: Waveshare 
• Manufacturer SKU: 17746 
• Interface: NFC 
• Display Size: 2.9 inches 
• Display Resolution: 296 × 128 
• Color: Black/White 
• Refresh Time: 2s 
• Viewing Angle: >170° 
• Dimension: 87.5 x 47.7 x 12.4mm 
• Weight: 32g 

Package Includes:

• 1x 2.9inch passive NFC powered e-Ink/e-Paper Display