A. The ESP32-2432S028 development board is based on the ESP32-D0WDQ6 controller, with a dual-core CPU and a clock frequency up to 240MHZ. It integrates peripherals, high-speed SDIO, SPI, UART and other functions, and supports automatic download. B. The ESP32-2432S032 development board makes full use of the development advantages of the Internet of Things. It is a real Internet of Things development tool with a controllable display screen, which can be used for APP remote control, remote environmental data collection, remote data management, remote parameter setting and other batch development applications. C. The development of the remote IOT app uses blank app software, which can customize an interface on the terminal device, with built-in controls and a nice UI interface. You can customize the app control module and interface, which is suitable for making an app interface that meets your own requirements. D. Model: ESP32 Working voltage: 4.75 - 5.25V Internal RAM: 520KB Serial port rate default: 115200bps Spectrum range: 2400 - 2483.5MHz Wi-Fi: 802.11b/g/e/i Type: A: TN Resistance Touch Colour: Yellow Material: PCB E. Package Contents: 1 * Development Board 1 * Data Cable Only the above package content, other products are not included. F. Note: Light reflection and different displays may cause the color of the item in the picture to be a little different from the real thing. The measurement allowed error is +/- 1 - 3cm.