Model Type Arduino Uno R3
Microcontroller Chip ATmega328P
Operating Voltage (VDC) 5
Input Voltage (Recommended) 7-12V.
Analog I/O Pins 6
Digital I/O Pins 14 (of which 6 provide PWM output)
PWM Digital I/O Pins 6
Clock Speed 16 MHz
Flash Memory 32 KB
SRAM 2
EEPROM 1 KB (ATmega328P)
DC Current for 3.3V Pin (mA) 50
DC Current per I/O Pin (mA) 20
On Board LEDs Yes
Operating Temperature (°C) -10 to 60
Weight (g): 25
Length (mm): 68.6
Width (mm): 53.4
Height (mm): 12.5
Shipping Weight 0.05 kg
Shipping Dimensions 9 × 6 × 3 cm
Warranty:
6 months
Best board to get started with electronics and coding