Dr.Duino Arduino Uno R3 Debugging Shield Kit Break out board
You know whats awesome about Arduino? Ummm everything! You know what's not so awesome? Debugging your megalithic stack of Arduino awesomeness. When your Arduino project just isn’t working right, reach for your Dr.Duino and let it help you untangle the menagerie of ones and zeros stuck inside your Arduino! Dr.Duino™, powered by awesome, powered by YOU!
Arduino board not included, Soldering & Assembly required.