Equipped with a high-performance Xtensa 32-bit LX7 dual-core processor with a main frequency of up to 240MHz. Supports 2.4GHz Wi-Fi (802.11 b/g) and Bluetooth 5 (LE), with onboard antenna. Onboard 512KB , 384KB ROM, 8MB PSRAM and 16MB Flash. Onboard 1.47-inch LCD screen, 172x320 resolution, 262K color. Lead out most GPIOs, integrated full-speed USB serial port. This product is a microcontroller development board that supports 2.4GHz Wi-Fi and Bluetooth BLE 5. It integrates large-capacity Flash and PSRAM, has an onboard 1.47-inch LCD screen, can smoothly run GUI interface programs such as LVGL, and combines multiple peripheral interfaces to quickly develop HMI applications for ESP32-S3. Onboard QMI8658 six- inertial measurement unit (3- acceleration, 3- gyroscope), which can detect device deflection status, step counting and other functions Onboard RGB color lamp beads, with transparent acrylic interlayer to achieve cool lighting effects Onboard Micro-SD card slot, can be connected to an external SD Card storage for pictures or files Onboard battery charging management module allows access to batteries to power the device Supports flexible clocks, multiple power modes and other accurate control to achieve multi-scenario low power consumption mode Display size: 1.47 inches Resolution: 172x320 pixels Display chip: ST7789 Color range: 262K Display interface: 3-wire SPI Display panel: IPS Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Specifications: B: Soldered black pin header version Color: As Shown Material: PCB Package Contents: 1 x 1.47 inch screen development board kit 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.