SPI interface, compatible with controller boards like Raspberry Pi/Arduino/Jetson Nano/STM32/Nucleo, etc.; Ultra low power consumption, basically power is only required for refreshing; Onboard voltage translator, compatible with 3.3V /5V MCUs; Comes with development resources and manual (examples compatible with Raspberry Pi/Arduino/STM32); No backlight, keeps displaying last content for a long time even when power down