1. Equipped with ESP32-S3R8 high-performance Xtensa 32-bit LX7 dual-core processor, with a main frequency of up to 240MHz2. Supports 2.4GHz Wi-Fi (802.11 b/g) and Bluetooth 5 (LE), onboard antenna3. Built-in 512KB and 384KB ROM, stacked with 8MB PSRAM and external 16MB Flash4. Onboard 1.9-inch LCD screen, 170x320 resolution, 262K color, can clearly display color pictures5. Onboard QM18658 six- inertial measurement unit (3- acceleration, 3- gyroscope) can detect motion posture and expand applicationsOnboard USB Type-C interface, can be used for power supply and download debugging, convenient for development and use Onboard 3.7V MX1.25 lithium battery charging and discharging interfaceOnboard Micro-SD card slot, can be connected to an external SD card to store pictures or filesOnboard compatible interface, leading to a variety of peripheral interfaces, strong compatibility and scalability(The product appearance and printed words depending on the batch, but this does not affect use)This product uses the ESP32-S3R8 chip, supports 2.4GHz Wi-Fi and BLE5 Bluetooth functions, integrates large-capacity Flash and PSRAM, and has an onboard 1.9-inch LCD display. It can smoothly run GUI interface programs such as LVGL. It has onboard QMI8658 six- sensor, Micro-SD card slot, lithium battery charging and other peripheral resources, and reserves compatible pin interface. It has strong compatibility and scalability, and can quickly develop applications such as HMI of ESP32-S3.(Due to different batches, the product appearance and printing may be different, but it not affect the use)Color: As ShownMaterial: PCB+LCDPackage Contents:1 * ESP32-S3 1.91inch DisplayOnly 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.