KY-021 Mini Magnetic Reed Switch Module
A reed switch closes to allow conduction when a magnet is brought close to the sensing area.
රු190.00
9 in stock
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This is mini magnetic reed spring detection sensor module modules for Arduino ! Reed switches are actuated by magnets and are commonly used in mechanical systems as proximity sensors.
Features:
- • Easy to use
- • Working voltage: 3.3V~5V
- • Material: PCB
Fixing bolt holes
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