Breadboard-friendly pin spacing (2.54 mm) enables easy prototyping without soldering
On-board 5V regulator ensures stable power supply for connected devices
USB selectable connection allows convenient computer connection
On-board LEDs provide clear status indicators for power, TX, RX, and D13
Manual reset button simplifies testing and development
Summarized by Shop
This is an ATmega328P based Nano 3.0 board. It is similar to the Arduino UNO but in a much smaller and breadboard compatible board.
The board has a USB jack (type selectable above) to connect it to your computer and has an on-board 5V regulator.