MELIFE 4Pcs Digispark Kickstarter ATTINY85 General Micro USB Development Board with Pins for Arduino

Feature: Support for the Arduino IDE 1.0+ (OSX/Win/Linux). Power via USB or External Source - 5V or 7 -- 35V (automatic selection). On-board 500ma 5V Regulator. Built-in USB (and serial debugging). 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 Flash 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 (on Pin0). Size: 1.8cm x 2.6cm. Package included: 4 x Digispark Kickstarter Micro General USB Development Board for Arduino ATTINY85