[PRE-SOLDERED]: No need to do any soldering. Ready to plug sensors in and get started! [SMALL FORM FACTOR]: The XIAO RP2040 is extremely small, measuring just 20mm x 17.5mm. This makes it ideal for projects where space is limited. [EASY TO PROGRAM]: The XIAO RP2040 can be programmed using a variety of programming languages, including C++, Python, and MicroPython. It also supports Arduino IDE. [HIGH PERFORMANCE]: The XIAO RP2040 is equipped with a 133 MHz ARM Cortex-M0+ processor that delivers fast and efficient processing capabilities, making it ideal for a wide range of applications. [INTERFACING]: The XIAO RP2040 supports a range of communication protocols, including UART, SPI, I2C, and PWM. [LOW POWER CONSUMPTION]: The XIAO RP2040 is designed to consume minimal power, making it ideal for battery-powered applications.