All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
Support for Arduino IDE 1.0+ (OSX/Win/Linux)
Power LED and Test / Status LED
Power via USB or External Source - 5V or 7-35V (12V or Less Recommended, Automatic Selection)
ATTINY88 Micro Development Board Based Microcontroller Development Board Which Similar to a Board Line, Cheaper, Smaller, and A Bit Less Powerful
ATTINY88 Micro Development Board has 26 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)