Specification:
Microcontroller:  Atmega328P-AU MCU
Operating Voltage (logic level)：5 V
Input Voltage (recommended)：7-12 V
Input Voltage (limits)：6-20 V
Digital I/O Pins：14 (of which 6 provide PWM output)
Analog Input Pins：8
DC Current per I/O Pin：40 mA
Flash Memory：16 KB (ATmega168) or 32 KB (ATmega328) of which 2 KB used by bootloader
SRAM：2 KB (ATmega328)
EEPROM：1 KB (ATmega328)
Clock Speed：16 MHz

Package List:

1 Nano V3.0 with ATMEGA328P Module(Pre-soldered)
1x USB Cable