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The LILYGO TTGO T-Dongle S3 With LCD [K193] is an ESP32-S3 development board combining the functionality of a powerful microcontroller with the compact form factor of a USB dongle. It features a 0.96-inch ST7735 IPS color display, 16 MB Flash memory, 2.4 GHz Wi-Fi and Bluetooth 5 connectivity. Compatible with Arduino IDE, PlatformIO, and MicroPython, the module provides a convenient platform for developing IoT devices, portable USB tools, information displays, and embedded applications. LILYGO TTGO T-Dongle S3 With LCD [K193]
The LILYGO TTGO T-Dongle S3 With LCD K193 is designed for compact embedded projects requiring a small footprint and direct USB connectivity. It is powered by the ESP32-S3 dual-core Xtensa LX7 microcontroller, equipped with 16 MB Flash memory, integrated 2.4 GHz Wi-Fi, and Bluetooth 5. The front panel features a 0.96-inch ST7735 IPS color display with a resolution of 80 × 160 pixels for presenting data, icons, animations, and simple graphical user interfaces. The board also includes a Boot button and a transparent enclosure that showcases the internal electronics.
The USB flash drive-style enclosure allows the module to be plugged directly into a computer, USB charger, or powered USB hub without additional cables. The board is well suited for portable monitoring devices, diagnostic tools, information displays, lightweight terminals, USB utilities, and compact IoT applications. LILYGO provides sample programs and comprehensive documentation to help users get started with Arduino IDE, PlatformIO, and MicroPython.
The combination of the ESP32-S3 microcontroller, integrated IPS display, and compact USB form factor enables the development of standalone embedded devices without requiring external display modules. Small dimensions simplify integration into custom electronic projects, while broad software support accelerates application development.
Note!
The board is equipped with a microSD card slot; however, microSD card functionality is not available in the factory firmware.

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The LILYGO TTGO T-Dongle S3 With LCD [K193] is an ESP32-S3 development board combining the functionality of a powerful microcontroller with the compact form factor of a USB dongle. It features a 0.96-inch ST7735 IPS color display, 16 MB Flash memory, 2.4 GHz Wi-Fi and Bluetooth 5 connectivity. Compatible with Arduino IDE, PlatformIO, and MicroPython, the module provides a convenient platform for developing IoT devices, portable USB tools, information displays, and embedded applications. LILYGO TTGO T-Dongle S3 With LCD [K193]