WAVESHARE 2.13 Inch Passive NFC Red Yellow Black White Ink Screen

1. Power supply: NFC wireless power supply
2. Display color: red, yellow, black, white
3. Dot pitch: 0.1943 x 0.1942 mm
4. Resolution: 250 x 122 pixels
5. Grayscale level: 2
6. Refresh time: 16s (excluding data transmission time)
7. Viewing angle: more than 170 degrees
8. Display size: about 48.55 x 23.70mm
9. Size: about 6.5 x 4 x 1.3cm

Features:
1. Passive NFC solution, no built-in battery, no need for cumbersome wiring
2. When you need to refresh the display, you can use your NFC-enabled smartphone or card reader to wirelessly power up and refresh the display near the ink screen
3. Suitable for shopping mall price tags, asset and equipment tags, electronic shelf tags and conference name tags, etc.
4. ABS shell, beautiful and thin
5. Environmental protection and energy saving, APP operation is simple