ATmega328P Nano V3 Controller Board Compatible Arduino Improved Version<br>Specification:<br>Microcontroller Atmel ATmega328Operating Voltage (logic level): 5VInput Voltage (recommended): 7V ~ 12VInput Voltage (limits): 6V ~ 20 VDigital I\/O Pins: 14 (of which 6 provide PWM output)Analog Input Pins: 8DC Current per I\/O Pin: 40mAFlash Memory: 32KB (ATmega328) (of which 2 KB used by bootloader)SRAM: 2KB (ATmega328)EEPROM: 1KB (ATmega328)Clock Speed: 16MHz<br>Note:<br>Have changed the USB chip， can improve the download speed and stability of WIN7\/WIN8， the version is no welding and not included the USB cable.<br>Package included:<br>1 x No welding Arduino Compatible Nano V3.0 Board