Please note Develop – Original Waveshare Product Name is the "Universal E paper raw panel driver hat", "Hat", an item is stock meaning you can just simply plugs directly into the Raspberry Pi. The Raspberry Pi Foundation board hat, a good idea. Features – Raspberry Pi connectivity, compatible with Raspberry Pi 2B/2B/3B/Zero/Zero, directly pluggable) – SPI interface, for connecting with other transfer of build like Raspberry/Arduino/Nucleo, etc. – Onboard voltage translator, Compatible with 3.3 V/5 V MCUs – Comes with development resources and manual (examples for Raspberry Pi, Arduino, STM32) Specifications – Operating voltage: 3.3 V – V – Interface: 3 wire SPI, 4 wire SPI – Outline Dimension: x 30.2 mm * Mounting hole size: 3.0 mm Apartment: E – Paper driver hat https://www.waveshare.com/wiki/e-paper_driver_hat