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Designed to combine the functions of a Sound Level Meter
Features fast warm-up time
providing accurate and clearly visible readout for the voltage and current value
Built-in ON / OFF switch with indicator light
Arduino Micro with Headers - Mini Controller 5V 16 MHz ATmega32u4 (A000053) Shipping List:The Micro is a microcontroller board based on the ATmega32U4 (datasheet), developed in conjunction with Adafruit. It has 20 digital input output pins (of which 7 can be used as PWM outputs and 12 as analog inputs), a 16 MHz crystal oscillator, a micro USB connection, an ICSP header, and a reset button. It contains everything needed to support the microcontroller; simply connect it to a computer with a micro USB cable to get started. It has a form
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