OverviewThis is an E-Ink display HAT for Raspberry Pi, 2.13inch, 250x122 resolution, with embedded controller, communicating via SPI interface, supports partial refresh.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 Compatible with Raspberry Pi 2B/3B/Zero/Zero W Preserved solder pads for SPI interface, for connecting with other controller boards like Arduino/Nucleo, etc. Comes with development resources and manual (examples for Raspberry Pi/Arduino/STM32) Specifications Operating voltage: 3.3V Interface: SPI Outline dimension: 65mm × 30.2mm Display size: 23.71mm × 48.55mm Dot pitch: 0.194 × 0.194 Resolution: 250 × 122 Display color: black, white Grey level: 2 Partial refresh time: 0.3s Full refresh time: 2s Refresh power: 26.4mW(typ.) Standby power: 170° Interface SYMBOL DESCRIPTION VCC 3.3V GND Ground NC NC DIN SPI MOSI pin CLK SPI SCK pin CS SPI chip selection, low active DC Data/Command selection (high for data, low for command) RST External reset, low active BUSY Busy status output, high active DemoDimensionsDevelopment ResourcesWiki : www.waveshare.com/wiki/2.13inch_e-Paper_HATPackage Content: Weight: 0.014 kg 2.13inch e-Paper HAT x1 RPi screws pack (2pcs) x1 PH2.0 20cm 8Pin x1 1 2 3