Main Features Processor Microcontroller Model ATmega328 Microcontroller Frequency 16 MHz Memory Flash Memory 0.032 MB SRAM (Static Random Access Memory) 2 KB EEPROM (Electrically Overwriteable, programmable read memory) 1 KB ports and interfaces WLAN No Built-in Ethernet port No Number of USB ports 1 Number of digital I/O contacts 14 Number of analog I/O contacts 6 PWM digital I/O pins 6 functions form Factor Arduino DC input Voltage 7-12 V Working voltage 5 V Input voltage (max.) 6 - 20 V DC per I/A pin 40 mA Weight & Dimensions Dimensions Table 53.4 x 68.6 mm Weight 25 g
The article “Arduino® Uno Rev3" from Arduino from the wide category. Computer accessories weigh 25 g. The product has the Arduino design shape.