3pcs Atmega328p Nano V3 Controller Board Compatible Arduino Improved Version

3Pcs ATmega328P Nano V3 Controller Board Compatible Arduino Improved Version Specification: Microcontroller Atmel ATmega328 Operating Voltage (logic level): 5V Input Voltage (recommended): 7V ~ 12V Input Voltage (limits): 6V ~ 20 V Digital I/O Pins: 14 (of which 6 provide PWM output) Analog Input Pins: 8 DC Current per I/O Pin: 40mA Flash Memory: 32KB (ATmega328) (of which 2 KB used by bootloader) SRAM: 2KB (ATmega328) EEPROM: 1KB (ATmega328) Clock Speed: 16MHz Note: 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. Package included: 3 x No welding Arduino Compatible Nano V3.0 Board