4.2inch Passive NFC-Powered e-Paper Black/White e-Ink Display, No Battery Required, Wireless Powering and Data Transfer,Refreshed By Smartphone

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  • Application Examples Suitable For Price Tags, Asset Equipment Tags, Shelf Labels, Conference Name Tags...
  • Feel The Magic.Refreshed By Smartphone, Comes With Android APP, As Easy As Swiping A Credit Card
  • How It Works To Refresh The Display Content,Use A Smart Phone With NFC Function, Or An NFC Reader, Close To The E-Paper For Both Wireless Powering And Data Transfer

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