1/2/5/10pcs 16MHz 5V Pro Micro ATmega32U4 Replace Pro Mini ATmega328 For Arduino
ab 7,75 €
With 16Mhz crystal. Supported under Arduino IDE v1.0.5. he USB port is also available in single row pin strip to connect a USB cable (Host) to connect other Devices. Pin Size : 3cm X 1.2cm / 1.18"X0.47".
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