Waveshare 75inch Passive NFC-Powered e-Paper Battery Wireless

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.

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.

Suitable For Price Tags, Asset/Equipment Tags, Shelf Labels, Conference Name Tags.

This product requires higher NFC power for refreshing due to its large size, therefore, we recommend the ST25R3911B NFC Board + Micro SD Card solution. If a smart phone is used for refreshing, please make sure it has enough NFC output power, otherwise it may be not working.