7.5-Inch Black, White, Red & Yellow E-Paper Display Module

The 7.5-Inch Black, White, Red & Yellow E-Paper Display Module is a high-performance four-color electronic paper display designed for retail, industrial, and IoT applications. Featuring advanced Electronic Paper Display (EPD) technology, it supports Black, White, Red, and Yellow colors, delivering vivid graphics, sharp text, and eye-catching visual effects while maintaining ultra-low power consumption.

Unlike traditional LCD and OLED displays, the e-paper display consumes power only during screen refresh. Once the image is updated, it remains visible even when power is removed, making it an ideal solution for battery-powered devices and applications that require long operating life.

The module features a standard SPI interface for easy integration with Arduino, ESP32, STM32, Raspberry Pi, and other SPI-compatible microcontrollers. Its reflective display technology provides excellent readability under ambient light and direct sunlight without requiring a backlight.

Features

• 7.5-inch four-color e-paper display
• Black, White, Red & Yellow display colors
• Ultra-low power consumption
• High contrast and paper-like viewing experience
• No backlight required
• Excellent sunlight readability
• Wide viewing angle (nearly 180°)
• Image retention without continuous power
• Standard SPI communication interface
• Stable performance and long service life
• Easy integration with embedded systems

Applications

• Electronic Shelf Labels (ESL)
• Retail price tags
• Promotional signage
• Smart retail displays
• Warehouse and logistics labels
• Industrial information displays
• Smart home devices
• Medical equipment
• IoT terminals
• Asset management systems
• Public information displays
• Educational and commercial display solutions

Specifications

• Display Size: 7.5 inches
• Display Technology: Electronic Paper Display (EPD)
• Display Color: Black / White / Red / Yellow
• Interface: SPI
• Viewing Angle: Nearly 180°
• Refresh Mode: Full Refresh
• Operating Voltage: 3.3V
• Display Type: Reflective, No Backlight
• Power Consumption: Power required only during screen refresh

The 7.5-Inch Black, White, Red & Yellow E-Paper Display Module combines four-color display capability, ultra-low power consumption, and outstanding readability in a compact design. It is an ideal display solution for electronic shelf labels, retail pricing, promotional displays, industrial equipment, smart home products, and a wide range of embedded and IoT applications where clear, colorful information presentation is required.