ATmega328P onboad chip in QFN package
16MHz clock rate, 28K FLASH available
USB bootloader with a nice LED indicator looks just like a USBtinyISP so you can program it with AVRdude and/or the Arduino IDE (with a few simple config modifications).
Also has headers for an FTDI port for reprogramming
Micro-USB jack for power and/or USB uploading, you can put it in a box or tape it up and use any USB cable for when you want to reprogram. On-board 5.0V power regulator with 150mA output capability and ultra-low dropout. Up to 16V input, reverse-polarity protection, thermal and current-limit protection.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 0.3 inch
Height : 0.1 inch
Length : 2.2 inch

Item Weight: 0 ounce (View shipping rates and policies)
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ASIN : B0131VM9I0