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Electronic Brick - Magnetism Switch
Item #: SEEED-ELB121E4M
Availability: In Stock
Price:$4.90
Magnets, how do they work? Explore the miracles of magnetism with this nifty sensor from Seeedstudio. It plugs right into any standard 3-pin sensor port (Signal, 5V, Ground) and provides a digital output when a magnet is detected.
Impress your friends, baffle scientists, and behold the miracle of nature that is magnetism. Yay!