Made of high-quality materials, finely crafted, easy to install, and easy to operate. The module has a rich library of functions, a free and open-source environment, and also supports other compiler environments. The ESP32 module has a built-in Hall sensor, making WIFl suitable for project or development use. The ESP32-S2 chip is equipped with a Tensa 32-bit LX7 single core processor, with a working frequency of up to 240MHz. Low power consumption, which can turn off the power of the CPU and use a low-power coprocessor to monitor the status changes of peripherals or whether certain analog quantities exceed the threshold. ESP32-S2 integrates a of peripherals, including SPI, I2S, UART, I2C, LEDPWM, TWAI @ controller, ADC, DAC, touch sensors, temperature sensors, and up to 43 GPIOs. ESP32-S2 also has a full speed USBON The Go (OTG) interface for USB communipetion, with a wide range of applipetions, suitable for college students/engineers/technicians/factory indivi. color: red Material: abs Package Contents: 1 x Development board (with pin header) 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.