20pcs OH137 OH 137 Linear Hall Effect Magnetic Unipolar Sensor Switch IC Arduino

10pcs OH137 OH 137 Linear Hall Effect Magnetic Unipolar Sensor Switch IC Arduino

10pcs OH137 OH 137 E137 Linear Hall Effect Magnetic Unipolar Sensor Switch IC

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10pcs 49E AH49E SS49E Linear Hall Effect Magnetic Sensor Switch Arduino OH49E

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