Waveshare ESP32-S3R8 1.46inch Round Touch Display Development Board, 412×412, Supports WiFi & Bluetooth 1. This product is a microcontroller development board supporting 2.4GHz Wi-Fi and Bluetooth BLE 5. Integrated with high-capacity Flash and PSRAM, it features an onboard 1.46-inch touch LCD screen for smooth operation of GUI interfaces like LVGL. Combined with multiple peripheral interfaces, it accelerates ESP32-S3 HMI application development. 2. Equipped with ESP32-S3R8 high-performance Xtensa 32-bit LX7 dual-core processor, operating at up to 240MHz 3. Supports 2.4 GHz Wi-Fi (802.11 bgn) and Bluetooth 5 (LE) with onboard antenna 4. Built-in 512 KB SRAM and 384 KB ROM, stacked with 8 MB PSRAM and 16 MB onboard Flash 5. Type-C interface enhances user convenience and device compatibility 6. Onboard 1.46-inch LCD screen with 412 × 412 resolution and 16.7M colors 7. Supports I2C interface for touch control with interrupt capability 8. Exposed UART, I2C, and partial IO interfaces 9. Onboard QMI8658 6-axis IMU (3-axis accelerometer + 3-axis gyroscope) for angleacceleration detection 10. Onboard PCF85063 RTC chip enables uninterrupted power via external battery, maintaining RTC functionality during main battery replacement 11. Two customizable side buttons (PWR and BOOT) for user-defined functions 12. Onboard 3.7V MX1.25 lithium battery chargedischarge interface 13. Micro SD card slot for storage expansion and high-speed data transfer, facilitating data loggingmedia playback while streamlining circuit design 14. Flexible clock control and multi-power modes enable precise low-power operation across scenarios 15. Multiple exposed GPIO pins remappable to various functions for custom development