SparkFun I2C DAC Breakout - MCP4725 Boards, Sparkfun Originals Serial This alcohol sensor is suitable

This alcohol sensor is suitable for detecting alcohol concentration on your breath

Simply sew on 4 LEDs and connect a battery and the LEDs will each blink or fade differently

and B+ so you can easily connect to the low-level peripherals and get hacking

1" pitch headers

SparkFun I2C DAC Breakout - MCP4725 Boards, Sparkfun Originals Serial This alcohol sensor is suitableYouve always wanted to output analog voltages from a microcontroller, the MCP4725 is the DAC that will let you do it! The MCP4725 is an I2C controlled Digital to Analog converter (DAC). A DAC allows you to send analog signal, such as a sine wave, from a digital source, such as the I2C interface on the Arduino microcontroller. Digital to analog converters are great for sound generation, musical instruments, and many other creative projects! This