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Magnetic contact switch (door sensor) 4 Channel pico expander Description

SKU: 97870253431

4.0
USD14.00 USD36.00

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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 6 - Aug 11

Description

Description

gyroscope and external sensors

With both UART and I2C communication interfaces

even a little USB cord and batteries

Both Serial and Native USB available as Type C

Magnetic contact switch (door sensor) 4 Channel pico expander DescriptionDescription This sensor is essentially a reed switch, encased in an ABS plastic shell. Normally the reed is 'open' (no connection between the two wires). The other half is a magnet. When the magnet is less than 13mm (0. 5") away, the reed switch closes. They're often used to detect when a door or drawer is open, which is why they have mounting tabs and screws. You can also pick up some double sided foam tape from a hardware store to mount these, that

Exchange/Return Notes
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  • Final sale items are not eligible for returns or exchanges.
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