Product information :
MCU: ESP32-S3R8 Tensilica Xtensa dual-core LX7 microprocessor
Wireless transmission: support Wi-Fi 802.11 b/g/n and Bluetooth V5.0
Programming environment: Arduino-IDE, Micropython, VS Code.
On-board functions: key (Boot+ reset+IO14),battery level detection.
FLASH: 16MB, PSRAM: 8MB, battery holder: jst1.25mm.
Attention: Non touch screen

Packing list:
ESP32-S3-1.9x1
12Pin stitch x2
1.25mm battery line x1