I2C interface, for connecting with controller boards like Raspberry Pi/Ardui/STM32, etc.
Ultra low power consumption, basically power is only required for refreshing
No backlight, keeps displaying last content for a long time even when power down
Onboard MOS voltage translating circuit, compatible with 3.3V /5V MCUs
Comes with development resources and manual(driver board schematic, examples for Raspberry Pi/Arduino/STM32)