Waveshare 2.9 inch 296 x 128 Pixel 5-Points Capacitive Touch Black White E-Paper E-Ink Display HAT for Raspberry Pi Pico, SPI Interface Features 1. 2.9inch capacitive touch ePaper module, 296??128 resolution 2. 5-points touch support, user-defined wakeup gesture 3. No backlight, keeps displaying last content for a long time even when power down 4. Ultra low power consumption, basically power is only required for refreshing 5. Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards 6. Reversed control interface, for connecting with controller boards like ArduinoSTM32, etc. 7. Comes with development resources and manual (examples for Raspberry Pi) Specification 1. Operating voltage: 3.3V5V 2. Display color: Black, white 3. Resolution: 296 x 128 pixels 4. Grey scale: 2 5. Interface: 3-wire SPI, 4-wire SPI 6. Viewing angle: Greater than 170 degree 7. Partial refresh time: 0.3s 8. Full refresh time: 2s 9. Dimensions: 89.10 x 42.70mm 10. Display size:66.89 x 29.05mm 11. Refresh power: 26.4mW (typ.) 12. Standby current: Less than 0.01uA (almost none) 13. Dot pitch: 0.227 x 0.226mm