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5pcs Touch Memory TM Key Card RW1990 iButton Copy Card Rewritable RFID Clone Duplicate Sauna Key

5.98$

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  • Free return within 30 days
  • TWO year warranty
  • 3 Months Exchange Warranty

SKU: 1462605 Category: Tag:
Description

5pcs Touch Memory TM Key Card RW1990 iButton Copy Card Rewritable RFID Clone Duplicate Sauna Key

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    Feature
    TM card, also known as touch memory, electronic key
    Stainless steel package with su304#,
    rugged, never rust, corrosion; resistant to heat;
    Anti-variant; sealing strong;
    for security patrol, sauna door locks,electronic door locks,
    door intercom, card systems, identification, banking,
    Communications, rail transportation, transportation, and so many fields
    Information ibutton RW1990 memory 64, can be repeated rubbing, write the diy code.
    RW1990 feature:
    1.RW1990 ibutton
    2.Low-cost
    3.water proof
    4.Rewritable ,DS1990A and TM1990A iButton ,
    5.can be copy,RW1990
    Technique Parameters:
    America DALLAS encryption
    Breakdown Rate:1/100,000
    Serial Number:Only global 64 bit numbers
    System Logic:64bits pin protection
    Memory:8kb RAM
    Inductive Type: touch
    R/W and encrypt
    R/W times:1,500,000,000
    Working Temperature:-40~85
    Rewritable ibutton RW1990A-F5 read-write type of card, compatible ds1990a.
    Rewritable,DS1990A and TM1990A iButton ,RW1990
    Unique 64-bit registration Number;
    The data exchange is performed by the protocol 1-Wire,
    which requires one sole data pin and the common pin.
    The microcircuit supports the function of the protocol 1-Wire of ROM search,
    which makes it possible for several devices to operate on one bus.
    This protocol determines the alteration conditions of the bus status
    and the time intervals during synchronization by the synchropulses cuts of the control device.
    Data readout and writing are performed by the junior significant bit forward.
    Built-In Multidrop Controller for 1-Wire Net;
    Digital identification by momentary Contact
    This RW1990 chips we use imported one,
    which approved to be reliable performance than others,
    CMOS microcircuit is essentially an electronic carrier of the unique 64-bit digital code.
    The code is stored in the internal nonvolatile memory.
    The data exchange is performed by the protocol 1-Wire,
    which requires one sole data pin and the common pin.
    The microcircuit supports the function of the protocol 1-Wire of ROM search,
    which makes it possible for several devices to operate on one bus.
    This protocol determines the alteration conditions of the bus status
    and the time intervals during synchronization by the synchropulses cuts of the control device.
    Data readout and writing are performed by the junior significant bit forward.

    Package includeds :

    5 x Red/Green/Blue/Yellow/Black RW1990 TM button card

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    Additional information
    Weight 1.00 kg
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    Shipping & Delivery

    We will send the items within 2-5 working days after the payment being confirmed.

    The shipment by our standard shipping method may take about 7-22 working days. If you need express delivery, please contact us before your order shipped.

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