Waveshare 4.2 Inch E-Paper Display Module(B),400x300 Resolution Red Black White Three-Color E-Ink Screen Electronic Paper Module for Raspberry Pi/Jetson Nano/Arduino/STM32 via SPI Interface

Overview This is an E-Ink display module, 4.2inch, 400x300 resolution, with embedded controller, communicating via SPI interface, supports red, black, and white three-color display. Due to the advantages like ultra low power consumption, wide viewing angle, clear display without electricity, it is an ideal choice for applications such as shelf label, industrial instrument, and so on. Features 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 SPI interface, for connecting with controller boards like Raspberry Pi/Arduino/Nucleo, etc. Onboard voltage translator, compatible with 3.3V/5V MCUs Comes with development resources and manual (examples for Raspberry Pi/Jetson Nano/Arduino/STM32) Specifications Operating voltage: 3.3V~5V Interface: 3-wire SPI, 4-wire SPI Outline dimension: 103.0mm × 78.5mm Display size: 84.8mm × 63.6mm Dot pitch: 0.212 × 0.212 Resolution: 400 × 300 Display color: red, black, white Grey level: 2 Full refresh time: 15s Refresh power: 26.4mW(typ.) Standby power: <0.017mW Viewing angle: >170° Package Content 4.2inch e-Paper Module (B) x1 PH2.0 20cm 8Pin x1 Development Resources Wiki : www.waveshare.com/wiki/4.2inch_e-Paper_Module_(B)