Waveshare 2.13 Inch E Paper Display Hat 250x122 Resolution V4 Ink Screen Electronic Module with Embedded Controller for Raspberry Pi 2B 3B 3B+ 4B Zero W,SPI Interface

V4 Latest Version Ink display, This is a hat for Raspberry Pi, 250 x 122 resolution, with embedded controller, communicate via SPI interface, supports partial refresh. Note:Please check the version of display and use the corresponding demo code in wiki!!! No backlight, keeps the contents displayed last for a long time even when power down.Very low power consumption, basically only required for refreshing Compatible with Raspberry Pi 2B/3B/Zero/Null W, comes with development resources and manual (examples of Raspberry Pi/Arduino/STM32),but incompatible with Netatmo. Get soldering points for SPI interface, for connecting with other controller boards such as Arduino/Nucleo, etc.