Discover the cutting-edge features of our 3-Inch E-Paper Display Module, designed to deliver exceptional clarity and efficiency. This 4-color electronic ink screen offers a 400×168 resolution, making it an ideal choice for a variety of applications. SPI Control Interface: The e-paper display is equipped with an SPI control interface, ensuring seamless integration with Raspberry Pi, Jetson Nano, STM32, and other main control boards. Its low power consumption is a standout feature, using energy primarily during screen refreshes. No Backlight Required: This e-paper display module operates without the need for a backlight, maintaining the last screen display even when powered off. This feature is particularly beneficial for applications like e-readers, where prolonged display retention is essential. Unique Technology: Utilizing microencapsulated electrophoretic display technology, this e-paper module delivers images with a quality akin to traditional printed paper. The display effect is achieved through reflection under ambient light, providing a natural and comfortable viewing experience. Working Principle: The electronic ink screen functions by manipulating charged nanoparticles suspended in a liquid. When subjected to an electric field, these particles migrate, creating a clear and vivid display. Viewing Angle 180 Degrees: Enjoy clear image display in various lighting conditions, including both artificial and natural light, with a nearly 180-degree viewing angle. This feature ensures optimal visibility from almost any position, enhancing the user experience. Enhance your projects with our 3-Inch E-Paper Display Module, combining innovative technology with practical functionality. Whether for educational tools, digital signage, or creative displays, this module offers a reliable and energy-efficient solution.