2.13 inch
NFC-Powered e-Paper: Adopts novel passive NFC technology, No battery required, no more battery life trouble.
^^Wire-less NFC-Powered Display Refreshing: Passive NFC solution, No Battery Required, No messy wiring, stable
operation^^How it works: To refresh the display content, use a smart phone with NFC function, or an NFC reader, keep it close to the e-Paper for both wire-less powering and data transfer^^Application examples: Suitable for price Tags, asset/equipment Tags, shelf labels, conference name tags, etc. ^^Online
User guide is provided: Provide a supporting Different systems APP to help users edit and manage the display content of the ink screen.