Buy Pzsmocn Hall Sensor Compatible With Arduino And Raspberry Pi Detection Range About 3 Cm Detection Range Related To Strength Of Magnetism For Non Contact Switch And Magnetic Related Project

The magnetic sensor based on the Hall induction principle can be used to detect magnetic materials (magnets), regardless of polarity, and the range can reach about 3cm (the detection range is related to the strength of magnetism). A magnetic sensor based on the Hall induction principle can be used to detect magnetic materials. (Magnet) Regardless of polarity, the range can reach about 3cm, and the detection range is related to the strength of magnetism. Suitable for making interactive works related to magnetic materials (Magnets).