Big push button module is a digital switch input module for learning portal Arduino , LED lights， voice control, LCD display button all can be achieved by programming. Red key caps is beautiful and practical, used comfortable,and the most important of this module is it can connected with the Arduino sensor expansion board by 3P sensor cable, quickly and easily.
1. Digital push button sensor 2. Easy to 'plug and play' 3. Large button keypad and high-quality first-class hat 4. Able to achieve very interesting and an interactive work 5. Big button module pin definition: (1) Output (2) Power Supply (3) way
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