About this item

The ELECROW CrowPanel ESP32 4.2” E-paper HMI Display is a high-resolution, low-power display solution designed for embedded systems and IoT applications. Featuring a 4.2-inch black-and-white E-paper screen with a 400×300 resolution, this display offers excellent readability in direct sunlight due to its reflective technology. The content remains visible even when the power is off, making it ideal for battery-powered devices. Powered by the ESP32-S3-WROOM-1-N8R8 microcontroller, the module supports multiple development environments, including Arduino IDE, ESP-IDF, and MicroPython, providing flexibility for developers. It communicates via a 3-/4-wire SPI interface and includes additional features like a UART interface, GPIO pins, and a TF card slot for expanded functionality. The display is encased in a durable white acrylic shell, ensuring protection and ease of integration into various projects. Its ultra-low power consumption, combined with partial refresh capabilities, extends battery life, making it suitable for applications such as electronic labels, e-book readers, and smart home devices.

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