100pcs Rewritable RFID Touch Memory Key RW1990 IButton Copy Card Sauna | Безопасность и защита

100pcs Rewritable RFID Touch Memory Key RW1990 IButton Copy Card Sauna | Безопасность и защита

100pcs/lot TM Rewritable RFID Touch Memory Key RW1990 iButton Copy Card Sauna Key tags

Dimension: φ16.25*5.89mm

Chip type:  RW1990

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

.Lifetime:>20years

.TM Dimension:φ16.25*5.89mm

.Weight: 6g/pc

Rewritable ibutton RW1990A-F5 read-write type of card, compatible ds1990a.
Rewritable,DS1990A and TM1990A iButton ,RW1990

Unique 64-bit registration Number;
Built-In Multidrop Controller for 1-Wire Net;
Digital identification by momentary Contact

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.

Return and refund

>>Return and refund is acceptable when item is broken during shipping and package is returned within 7 days after receiving. Please be patient to give us 3-5 working days to process your return and refund

>> All the product is 90 days warranty.

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