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Waveshare Passive NFC-Powered e-Paper No Battery Required No Messy Wiring Novel Passive NFC Tech Wireless Powering & Data Transfer APP Provided Pixel,Black& White Color
1.7.5 NFC-Powered e-Paper Adopts novel passive NFC technology No battery required, no more battery life trouble NFC-Powered Display Refreshing NFC solution, No Battery Required, No messy wiring, stable operation 4. 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 Refreshing Example Refreshed by NFC Board Application examples Suitable for price Tags, asset/equipment Tags, shelf labels, conference name tags... Specifications Power supply Wireless Grey scale 2 Display color Black / White Refresh time

Price is $88.00

Price: $87.7