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Small Betr Mini Magnetic Dry Reed Pipe Switch

Small Betr Mini Magnetic Dry Reed Pipe Switch

SKU: 28
$9.00Price

KY-021 3pin Small BETR Mini Magnetic Dry Reed Pipe Switch Sensor Module for arduino DIY  KY021

  • Tech Specs

    • Imported normally open reed switch
    • The comparator output, the signal is clean, the waveform, driving ability, more than 15mA.
    • Operating voltage 3.3V-5V
    • The output in the form: Digital switching outputs (0 and 1)
    • A fixed bolt hole for easy installation
    • Small board PCB size: 3.2cm x 1.4cm
    • Wide voltage LM393 comparator
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