Gravity: IO Expansion Shield for Arduino V7.1

The new IO Expansion Shield V7 has arrived, and comes the best selling family of IO expansion shield for Arduino. For the past few years these expansion shields have been aiding thousands of makers to create,to expand, to share their sparkles of idea and ingenuity, and now comes the young V7.

The new IO Expansion Shield V7 not only inherits it's predecessors advantages, but also enjoys numerous new features:

• Compatible with the new Arduino Due
• Support 3.3V/5V operating voltage
• Switch for wireless communtcation & programme
• More easily recognizable interfaces
• Colorful header for illustrating digital or analog pins
• Immersion gold surface