Arduino UNO

Microcontroller Specifications:Microcontroller: ATmega328POperating Voltage: 5VInput Voltage (recommended): 7-12VInput Voltage (limit): 6-20VDigital I/O Pins: 14 (6 provide PWM output)PWM Digital I/O Pins: 6Analog Input Pins: 6DC Current per I/O Pin: 20 mADC Current for 3.3V Pin: 50 mAFlash Memory: 32 KB (0.5 KB used by bootloader)SRAM: 2 KBEEPROM: 1 KBClock Speed: 16 MHzLED_BUILTIN: 13Dimensions:Length: 68.6 mmWidth: 58.4 mmWeight: 25 g