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These make great obstacle detectors and can also be used as an optical gate or in positioning applications where stopping at certain distance is needed
Mega 2560 is an update to the earlier Arduino Mega board
Saving water and energy
this board can drive 8 Ohm 0
Neodymium Magnet RS232-TTL These make great obstacle detectorsNeodymium Magnet (NdFeB ) is a rare earth magnet made from an alloy of Neodymium, Iron and Boron to form the Nd2Fe14B tetragonal crystalline structure. They have replaced other types of magnets in many applications in modern products that require strong permanent magnets and magnetic fasteners such as electric motors in cordless tools,hard discs drives. Features : Dimensions: 14 mm. Direction of magnetisation: Axial. Max. temperature : 80 C. Quality