3pcs Geekcreit® ATmega328P Nano V3 Controller Board For Arduino Improved Version Development Module

Specification: Microcontroller 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 Chip: CH340G (CH340B is the update version of CH340G, CH340B comes with crystal, but CH340G doesn't, and we default sending CH340G version) Note: Improved USB chip for speed and stability using WIN7/WIN8. This version comes with 15 pin headers unsoldered, 6 pin headers soldered and not included the USB cable. Package included: 3 x Nano V3.0 Board with pins