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Waveshare 4.2inch Passive NFC-Powered e-Paper with No Battery Wireless Powering & Data Transfer（E-Paper Only
Special Features
- Adopts Novel Passive NFC Technology No Battery Required, No More Battery Life Trouble
- Wireless NFC-Powered Display Refreshing No Messy Wiring, Stable Operation, Fast Refreshing
- 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...
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