Waveshare 4.26inch E-Paper Display 800 × 480 Resolution RedYellowBlackWhite 1. No backlight, keeps displaying last content for a long time even when power down 2. Ultra low power consumption, basically power is only required for refreshing 3. Comes with online development resources and manual (driver board schematic diagram and examples for Raspberry Pi Jetson Nano Arduino STM32 ESP32, etc.) Optional for e-Paper driver board: 1. Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi and Jetson Nano series boards 2. Adopts Raspberry Pi HAT+ standard to improve interoperability, helping the users to design and develop faster, easy to use with other peripherals and extend more functions for Raspberry Pi 3. Adapting SPI interface for connecting with controller boards like Raspberry Pi Jetson Nano Arduino STM32 ESP32, etc. 4. Onboard voltage translator, compatible with 3.3V 5V MCUs Specifications: 1. Operating voltage: Raw display: 3.3V3.3V；with driver board: 3.3V 5V 2. Display colors: Red, yellow, black, white 3. Communication interface: 3-wire SPI, 4-wire SPI 4. Grayscale levels: 2 5. Dimensions: Raw display: 105.33 × 62.37 × 0.91 mm; with driver board: 107.00 × 64.00 mm 6. Full refresh time: 20s 7. Display area: 92.80 × 55.68 mm 8. Refresh power consumption: Less than 90mW 9. Dot pitch: 0.116 × 0.116 mm 10. Sleep current: Less than 0.01μA (near zero) 11. Resolution: 800 × 480 pixels 12. Viewing angle: Greater than 170-