ESP32-S3-Touch-LCD- 4.3 is a microcontroller development board with 2.4GH z W-i-F-i and BLE 5 support, and integrates high-capacity Flash and PSRAM. ^^Onboard 4.3 inch capacitive touch display, 800×480 resolution, 65K color, can smoothly run GUI programs such as LVGL. ^^Combined with various peripheral interfaces, suitable for the quick development of the HMI and other ESP32-S3 applications. ^^Onboard CAN, RS485, I2C interface, and TF card slot, integrate full-speed USB port. ^^Supports flexible clock, module power supply independent setting, and other controls to realize low power consumption in different scenarios.