Waveshare 3.97inch E-Paper Display HAT+, E-Ink Display, 800 × 480 Pixels, Red/Yellow/Black/White, SPI Interface, Standard Raspberry Pi 40PIN GPIO Header, with Driver Board

No Backlight with Persistent Display: This display has no backlight but retains the last displayed content even when powered down, ensuring long-lasting visibility without continuous power.
Ultra-Low Power Consumption: Designed for energy efficiency, the display only requires power during the refreshing process, with minimal consumption of less than 90mW, ideal for low-power applications.
Compatible with Raspberry Pi and Jetson Nano: Featuring a standard Raspberry Pi 40PIN GPIO extension header, this display is compatible with Raspberry Pi and Jetson Nano series boards, enabling easy integration into various projects.
Enhanced Interoperability with Raspberry Pi HAT+: Following the Raspberry Pi HAT+ standard, the display enhances interoperability, simplifying design and development, and allowing easy connection with additional peripherals for extended functionality.
Versatile Interface and Voltage Compatibility: The display supports 3-wire and 4-wire SPI interfaces, compatible with controller boards like Raspberry Pi, Arduino, STM32, ESP32, and more. It also features an onboard voltage translator, ensuring compatibility with both 3.3V and 5V MCUs.
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