Arduino ProtoShield prototype expansion board including mini bread board

Arduino Duemilanove fit with the use of ProtoShield prototype expansion board, used to build circuit prototype, can be directly weld in the board,can also through the above mini bread plate connection circuit. Bread plate and the circuit board is passed between double glue connection, when sold bread plate and the circuit board is separate. ProtoShield prototype expansion board with two LED and two button circuit, can directly use, all pins and power have been eduction, very suitable for and Arduino fit construct circuit prototype.