3 inch e-Paper Module (G)

3inch 4-Color E-Paper Display Module

A 400 168 four-color e-paper module supporting red, yellow, black, and white display output, with SPI interface, wide viewing angle, and ultra-low power paper-like display.

Key Features

• 3 inch e-paper panel with 400 168 resolution.
• Four-color display: red, yellow, black, and white.
• No backlight required; content remains visible after power is removed.
• Ultra-low power consumption, mainly required during refresh.
• SPI interface for Raspberry Pi, Jetson Nano, Arduino, STM32, and other controller boards.
• Onboard voltage translator for 3.3V and 5V MCU compatibility.

Specifications

Why E-Paper

E-paper reflects ambient light like printed paper, stays readable under lamplight or natural light, and keeps the last displayed content after power is removed.

SPI Interface

The module uses SPI and can connect to common controller boards such as Raspberry Pi, STM32, and Arduino.

Application Examples

Suitable for price tags, shelf labels, asset or equipment tags, conference name tags, industrial instruments, and low-power information displays.

Outline Dimensions