Specification:
Power Supply type: Wireless
Display Color: Red, Black, White
Dot Pitch: 0.138 u00d7 0.138
Resolution: 200u00d7 200
Viewing Angle: >170u00b0
Grey Scale: 2
Refresh Time: 8 seconds (data transfer time not included)
Display Size: 27.60mm u00d7 27.60mm
Outline Dimension: 47.84mm u00d7 41.28mm

Features:
1. NFC-Powered: Wirelessly powers and transfers data quickly and effectively.
2. High Resolution e-Ink Display: The e-paper module has a high-resolution display of 200x200, providing crystal clear reading experience.
3. Wide Viewing Angle: With a viewing angle exceeding 170u00b0, visuals are clearly visible from multiple perspectives.
4. Enduring Grey Scale: With a grey scale of 2, images and texts are more vivid and ornamented, ensuring a long-lasting visual experience.
5. Versatile Use: Comes with features that make it the perfect accessory for a smartphone, key fob, contact card QR code, and even a hanging ornament.

Package Includes:
1x 1.54inch NFC-Powered e-Paper

Note: When the update reaches 99%, please do NOT move the phone, it will take about 30 seconds to complete the update pattern.