<p>Equipped with high-performance Xtensa 32-bit LX7 dual-core processor, main frequency up to 240MHz, supports 2.4 GHz Wi-Fi (802.11 b\/g) and Bluetooth 5 (LE), onboard antenna</p> <p>Onboard 512KB , 384KB ROM, 8MB PSRAM and 16MB Flash</p> <p>Onboard 1.47-inch LCD screen, 172x320 resolution, 262K color, leads to most GPIO, integrated full-speed USB serial port</p> <p>Onboard Micro-SD card holder, can be connected to an external SD card to store pictures or files, supports flexible clock, multiple power modes and other accurate control, and realizes multi-scenario low-power mode</p> <p>Onboard RGB color lamp beads, with transparent acrylic interlayer to achieve cool lighting effects</p> <p>Screen size: 1.47-inch LCD screen</p> <p>Resolution: 172x320 resolution</p> <p>Processor: Xtensa 32-bit LX7 dual-core processor</p> <p>Interface: USB Type-A</p> <p>Main control chip: ESP32-S3</p> <p>Screen type: TFT</p> <p>Screen control chip: Display: ST7789</p> <p>Onboard device: Micro-SD</p> <p>Due to different batches, the printed words on the product be different, which does not affect use</p> <p>Colour:Black</p> <p>Material:PCB</p> <p>Package Contents:</p> <p>1 x Development Board</p> <p>1 x Straight Pin</p> <p>Only the above package content, other products are not included.</p> <p>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.</p>