Waveshare 2.13 Inch E Paper Display HAT V4 250x122 Resolution Ink Screen Electronic Module with Embedded Controller Partial refresh for Raspberry Pi/Jetson Nano/Arduino,Support SPI Interface

V4 Latest Version.Please use corresponding demo code in wiki.No backlight, keeps displaying last content for a long time even when power down Ultra low power consumption, basically power is only required for refreshing Compatible with Raspberry Pi Zero/Zero W/Zero WH/2B/3B/3B+,Jetson Nano SPI interface, for connecting with other controller boards like Arduino/Nucleo, etc. Onboard voltage translator, compatible with 3.3V/5V MCUs Comes with development resources and manual (examples for Raspberry/Jetson Nano/Arduino/STM32)