4.2inch Passive NFC-Powered e-Paper, 400 x 300 Pixel ePaper Screen, Adopts Novel Passive NFC Technology No Battery Required No Messy Wiring, Wire-Less Powering & Data Transfer

4.2inch Passive NFC-Powered e-Paper, with 400 x 300 resolution, Adopts novel passive NFC technologyNo battery required, no more battery life trouble. Users can transmit data from a smartphone or NFC reader to e-Paper and refresh it by NFC. Features 1) No backlight required, e-Paper keeps displaying the last content for a long time without power. 2) It does not contain a power supply such as the battery itself, which is suitable for application environments with a limited power supply. 3) You can modify the display content by smartphone. 4) Equipped with ABS plastic shell with good strength and toughness. 5) Provide a supporting Android APP/IOS APP to help users edit and manage the display content of the ink screen. 6) Refreshing Example: Refreshed By Smartphone, Comes With Android APP, As Easy As Swiping A Credit Card. 7) Online User guide is Provided: //bit.ly/47lawZe Specification Power: NFC-powered Resolution: 400 x 300 Dot pitch: 0.212 x 0.212 Refresh time: 4s Display color: black, white Viewing angle: >170° Outline dimension: 105.0mm x 94.1mm x 9.90mm Display dimension: 84.8mm x 63.6mm Package Content 4.2inch NFC-Powered e-Paper x1 Double-sided foam tape x2

• 4.2inch Passive NFC-Powered e-Paper--- This is an NFC-powered 4.2inch e-Paper Module, with 400 x 300 resolution, Adopts novel passive NFC technology. No battery required, no more battery life trouble
• Wire-less NFC-Powered Display Refreshing--- Passive NFC solution, No Battery Required, No messy wiring, stable operation
• How it works--- To refresh the display content, use a smart phone with NFC function, or an NFC reader, keep it close to the e-Paper for both wire-less powering and data transfer
• Application examples--- Suitable for price Tags, asset/equipment Tags, shelf labels, conference name tags,etc.
• Online User guide is provided--- Provide a supporting Different systems APP to help users edit and manage the display content of the ink screen.