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Arduino Uno R3 (China)

Microcontroller ATmega328P
Operating Voltage 5V
Input Voltage (recommended) 7-12V
Input Voltage (limits) 6-20V
Digital I/O Pins 14 (of which 6 provide PWM output)
Analog Input Pins 6
DC Current per I/O Pin 40 mA
DC Current for 3.3V Pin 50 mA
Flash Memory 32 KB (ATmega328) of which 0.5 KB used by bootloader
SRAM 2 KB (ATmega328)
EEPROM 1 KB (ATmega328)
Clock Speed 16 MHz

The Arduino UNO is the best board to get started with electronics and coding. If this is your first experience tinkering with the platform, the UNO is the most robust board you can start playing with. The UNO is the most used and documented board of the whole Arduino family.


The package contains:

  • Arduino Uno R3(China) X 1
  • USB Programming Cable X 1



  • 3D Case for Arduino (Click here)
  • Acrylic Case for Arduino (Click here)
  • Acrylic UNO Base (Click here)
  • Shields (Click here)

Similar Products:

  • Arduino Uno R3 (Original) (Click here)
  • SparkFun RedBoard - Programmed with Arduino (Click here)
  • Arduino Uno PLUS, Improved Uno (Click here)
  • Sanguino TSB (Click here), with lifetime service warranty.


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