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Posted by Redaktion
 - March 02, 2026, 07:34:13
This tiny ESP32-C3-based development board measures only 25mm x 20mm, features a 0.42-inch OLED display, and supports both Wi-Fi and Bluetooth 5.0 connectivity via an onboard ceramic antenna.

https://www.notebookcheck.net/This-tiny-ESP32-C3-development-board-comes-with-an-even-tinier-0-42-inch-display.1239291.0.html