Magnetic DS1990A-F5

  • Magnetic iButton Key with Red Plastic Holder

    Magnetic iButton Key with Red Plastic Holder

    The iButton serial number (DS1990A) is a rugged data carrier that serves as an electronic registration number for automatic identification. Data is transferred serially through the 1-Wire protocol, which requires only a single data lead and a groun...

  • Magnetic 1-Wire iButton with Blue Plastic Holder

    Magnetic 1-Wire iButton with Blue Plastic Holder

    The iButton serial number (DS1990A) is a rugged data carrier that serves as an electronic registration number for automatic identification. Data is transferred serially through the 1-Wire protocol, which requires only a single data lead and a groun...

  • Magnetic Dallas Key with Purple Fob

    Magnetic Dallas Key with Purple Fob

    The iButton serial number (DS1990A) is a rugged data carrier that serves as an electronic registration number for automatic identification. Data is transferred serially through the 1-Wire protocol, which requires only a single data lead and a groun...

  • Magnetic DS1990A-F5 with White Key Fob

    Magnetic DS1990A-F5 with White Key Fob

    The iButton serial number (DS1990A) is a rugged data carrier that serves as an electronic registration number for automatic identification. Data is transferred serially through the 1-Wire protocol, which requires only a single data lead and a groun...

  • Magnetic iButton with Yellow Plastic Keyfob

    Magnetic iButton with Yellow Plastic Keyfob

    The iButton serial number (DS1990A) is a rugged data carrier that serves as an electronic registration number for automatic identification. Data is transferred serially through the 1-Wire protocol, which requires only a single data lead and a groun...

  • Magnetic iButton with Green Key Fob

    Magnetic iButton with Green Key Fob

    The iButton serial number (DS1990A) is a rugged data carrier that serves as an electronic registration number for automatic identification. Data is transferred serially through the 1-Wire protocol, which requires only a single data lead and a groun...

  • Magnetic iButton Key with Black Fob

    Magnetic iButton Key with Black Fob

    The iButton serial number (DS1990A) is a rugged data carrier that serves as an electronic registration number for automatic identification. Data is transferred serially through the 1-Wire protocol, which requires only a single data lead and a groun...

  • Magnetic i-Button Key with Orange Fob

    Magnetic i-Button Key with Orange Fob

    The iButton serial number (DS1990A) is a rugged data carrier that serves as an electronic registration number for automatic identification. Data is transferred serially through the 1-Wire protocol, which requires only a single data lead and a groun...