Arduino UNO R3 board with USB cable

Model: UNO-R3.
Arduino UNO R3 microcontroller with USB cable
Characteristics:
Microcontroller: ATmega328
Operating voltage: 5V
Input voltage: 7V to 12V (recommended)
Digital I/O Pins: 14 (of which 6 are PWM)
Analog Inputs: 6 inputs
Forward Current per pin: 40mA
Flash memory: 32 KB; of which 0.5 KB is used by the bootloader
SRAM: 2KB
EEPROM: 1KB
Working frequency :16 MHZ