High-performance Xtensaa 32-bit LX7 dual-core processor, clocked at up to 240 MHz Supports 2.4 GHz Wi-Fi (802.11 b/g) and Bluetoothh 5 (LE) with onboard antenna Built-in 512KB and 384KB ROM, stacked 2MB PSRAM, and external 16MB Flash Type-C interface, following the trend, allowing for reversible insertion Onboard 1.28-inch capacitive touchscreen LCD with a resolution of 240x240, supporting 65K colors Integrated QMI8658 six- inertial measurement unit (3- accelerometer, 3- gyroscope) for detecting motion postures 3.7V lithium battery charging and discharging interface and SH1.0 connector with 6 GPIO pins Supports flexible clock settings, individual module power control, and precise control to achieve low power consumption in scenarios Integrated USB full-speed controller for serial communication; GPIO pins can be flexibly configured for peripheral functions. Note:Due to different production batches, the appearance is slightly different, which does not affect use. Colour:Black Material:ABS Package Contents: 3 x Display 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.