ATtiny85 on-board, 8K of flash, 512 byte of SRAM, 512 bytes of EEPROM Internal oscillator runs at 8MHz, but can be doubled in software for 16MHz
USB bootloader with a nice LED indicator looks just like a USBtinyISP so you can program it with AVRdude (with a simple config modification) and/or the Arduino IDE (with a few simple config modifications)
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.
~5.25K bytes available for use (2.75K taken for the bootloader)
On-board 3.3V or 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 : 3.5 inch
Height : 0.4 inch
Length : 4 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 0.64 ounce (View shipping rates and policies)

ASIN : B01I08WEA2