PACKAGE CONTENT Weight: 0.032 kg 2.9inch NFC-Powered e-Paper x1 2.9inch Passive NFC-Powered E-Paper, No Battery, Wireless Powering & Data Transfer 2.9" NFC-Powered E-Paper Adopts Novel Passive NFC TechnologyNo Battery Required, No More Battery Life Trouble Wireless 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 Phone With an NFC Function, Or An NFC Reader,Close To The E-Paper For Both Wireless Powering And Data Transfer This product is not compatible with Samsung smartphones Refreshing Example Refreshed By Smartphone, Comes With Android APP, As Easy As Swiping A Credit Card Refreshed By ST25R3911B NFC Board Recommended evaluation kit: 2.9inch NFC e-Paper Eval Kit Application Examples Suitable For Price Tags, Asset/Equipment Tags, Shelf Labels, Conference Name Tags... Specifications POWER SUPPLY Wireless GREYSCALE 2 DISPLAY COLOR Black / White REFRESH TIME 2s (data transfer time is not included) DOT PITCH 0.138×0.138 DISPLAY SIZE 66.89mm×29.05mm RESOLUTION 296×128 OUTLINE DIMENSION 87.5mm×47.7mm VIEWING ANGLE >170° Outline Dimensions
