waveshare 7.5inch Passive NFC-Powered e-Paper Display V2 Black/White e-Ink Screen, Wireless Powering and Data Transfer No Battery Required, Refresh by Smartphone with NFC Function or NFC Reader

Instruction This is an NFC-powered 7.5inch e-Paper Module, with 800x480 resolution. Users can transmit data from smartphone or NFC reader to e-Paper and refresh by NFC. Features 7.5" NFC-Powered E-Paper--Adopts Novel Passive NFC Technology.No Battery Required, No More Battery Life Trouble Wireless NFC Powered Display Refreshing--Passive NFC Solution, No Battery Required, No Messy Wiring, Stable Operation Refreshing Example--Refreshed By ST25R3911B NFC Board Application Examples Suitable For Price Tags, Asset/Equipment Tags, Shelf Labels, Conference Name Tags... Specification Power: NFC-powered Resolution: 800x480 Dot pitch: 0.205 × 0.204 Refresh time: 5s Display color: black, white Viewing angle: >170° 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 Package Content 7.5inch NFC-Powered e-Paper x1 Note Online development resources are provided , please contact with us to get if you need.