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Amazon.com: Cylewet 25Pcs 12x12x7.3mm Momentary Tact Tactile Push Button Switch Touch Switch Micro Switch 4 Pins SMD PCB with Cap for Arduino (Pack of 25) CYT1009 : Industrial & Scientific
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HOW to use micro switch /4 pin micro switch /switch connected /push switch warking /#electronicsverm - YouTube
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