Multi-Function Shield with Buzzer LM35 4LED for Arduino UNO R3 Lenardo Mega2560

( Can call the police, pronunciation, etc. ). So you can quickly use the language with Flash or Processing. and other software to make interactive works. 4 -way LED indicator ( LED indicator to know the importance, in the actual doing projects, with this indicator can be used directly working status LED indicates the procedure to facilitate debugging. ).

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