ITEM NAME:Digispark Kickstarter Attiny85 USB Development Board for Practical Features 100% brand new and high quality The Digispark is an Attiny85 based microcontroller development board similar to the line, only cheaper, smaller, and a bit less powerful. With a whole host of shields to extend its functionality and the ability to use the familiar IDE the Digispark is a great way to jump into electronics, or perfect for when an is too big or too much. The Digispark is shipped fully assembled except for the two included and easy to solder headers. Here are the specs: Support for the IDE 1.0+ (OSX/Win/Linux) Power via USB or External Source - 5v or 7-35v (12v or less recommended, automatic selection) On-board 500ma 5V Regulator Built-in USB 6 I/O Pins (2 are used for USB only if your program actively communicates over USB, otherwise you can use all 6 even if you are programming via USB) 8k Memory (about 6k after bootloader) I2C and SPI (vis USI) PWM on 3 pins (more possible with Software PWM) ADC on 4 pins Power LED and Test/Status LED Size:2x1.7cm(approx) Package Included: 1 x Digispark Kickstarter Attiny85 USB Development Board for br />.With a whole host of shields to extend its functionality and the ability to use the familiar IDE the Digispark is a great way to jump into electronics, or perfect for when an is too big or too much. 6 I/O Pins (2 are used for USB only if your program actively communicates over USB, otherwise you can use all 6 even if you are programming via USB).