Learn how to make a simple hand-cranked power generator from scratch using basic materials like DC motors, a wooden base, an ...

Discover how to make a miniature air pump for inflating a bicycle inner tube using common materials like a syringe, rubber disc, and an air valve connector. This step-by-step DIY guide shows the ...

Arduino test code is run to see if the sensors are working properly, with built-in LED flashing when the sensor is triggered, ...

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