This e-Paper screen supports NFC to transmit images. It doesn't need to be powered by cable or battery. Once you transmit the image by NFC on this screen, the image will remain for weeks.
There is a screen, powered without battery or cable. How it displays the images? You may think it is impossible. But with the help of NFC and e-Paper technology, this kind of screen has realized an uncharged screen.
If you have a smartphone that has the NFC function, you can use your phone to control this screen and transmit images to it. Then the screen will remain the image for weeks without power until you transmit another image.
Adopts Novel Passive NFC Technology. No Battery Required, No More Battery Life Trouble.
No Messy Wiring, Stable Operation, Fast Refreshing
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
Comes With Android APP, As Easy As Swiping A Credit Card
Suitable For Price Tags, Asset/Equipment Tags, Shelf Labels, Conference Name Tags...
Most Android Phones With NFC Function Are Supported,Some Tested And Confirmed Devices Are Listed Below (Include But Not Limited To)
wiki (include APP and user guide)