This product is a microcontroller development board that supports 2.4GHz WiFi and Bluetooth BLE 5. It integrates large-capacity Flash and PSRAM, and has an onboard 2.1-inch touch screen, which can smoothly run GUI interface programs such as LVGL; combined with multiple peripheral interfaces, it can quickly develop applications such as HMI of ESP32-S3. Equipped with a high-performance Xtensa 32-bit LX7 dual-core processor with a main frequency of up to 240MHz. Supports 2.4 GHz Wi-Fi (802.11 b/g) and Bluetooth 5 (LE), with onboard antenna. Onboard 512KB , 384KB ROM, 8MB PSRAM and 16MB Flash. Onboard 2.1-inch touch screen, 480 x 480 resolution, 262K color. Support interface to control touch, support interruption. Lead out UART, and some IO interfaces, integrated full-speed USB serial port. Onboard QMI8658 six- sensor, RTC clock sensor, Micro-SD card holder and battery charging management module, etc. Support flexible clock, multiple power modes and other accurate control, to achieve multi-scenario low power mode. Note:Due to different production batches, there are differences in appearance, which does not affect usage. Colour:Black Material:PCB+electronic components Package Contents: 1 * Touch screen development board 1 set * cables Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.