Flash memory 32 KB of which 2 KB used by bootloader
SRAM 2 KB
Clock Speed 16 MHz
Analog I / O Pins 8
EEPROM 1 KB
DC Current per I / O Pins 40 mA (I / O Pins)
Input voltage 7-12 V
Digital I / O Pins 22
PWM Output 6
Current consumption 19 mA
use Arduino IDE 1.8.6 or above version, First, Install the CH340 driver, then Follow this selection path in Arduino IDE: Tools-Board "Arduino Nano" Processor "ATmega328P",