Ultra low power consumption, basically power is only required for refreshing Preserved solder pads for SPI interface, compatible with other controller boards like for /Nucleo, etc. Onboard voltage translator, compatible with 3.3V/5V MCUs,Comes with development resources and manual (examples compatible for //STM32) No backlight, keeps displaying last content for a long time even when power down Operating voltage: 3.3V/5V Interface: SPI Dot pitch: 0.194 x 0.194 Resolution: 250 x 122 Display color: black, white Grey level: 2 Partial refresh time: 0.3s Full refresh time: 2s Refresh power: 26.4mW(typ.) Standby power: Less than 0.017mW Viewing angle: 170 degree Colour:Photo Color Material:Plastic + Metal Size: Outline dimension: 65mm x 30.2mm Display size: 23.71mm x 48.55mm Package Contents: 1 x 2.13inch e-Paper HAT 1 x RPi screws pack (2pcs) 1 x PH2.0 20cm 8Pin Note: 100% from Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.