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10Pcs/Lot Rewritable RFID Contact Memory Key RW1990 IButton for Copy Card Sauna Keys Cards in Kuwait 10Pcs/Lot Rewritable RFID Contact Memory Key RW1990 IButton for Copy Card Sauna Keys Cards in Kuwait 10Pcs/Lot Rewritable RFID Contact Memory Key RW1990 IButton for Copy Card Sauna Keys Cards in Kuwait 10Pcs/Lot Rewritable RFID Contact Memory Key RW1990 IButton for Copy Card Sauna Keys Cards in Kuwait 10Pcs/Lot Rewritable RFID Contact Memory Key RW1990 IButton for Copy Card Sauna Keys Cards in Kuwait 10Pcs/Lot Rewritable RFID Contact Memory Key RW1990 IButton for Copy Card Sauna Keys Cards in Kuwait

10Pcs/Lot Rewritable RFID Contact Memory Key RW1990 IButton for Copy Card Sauna Keys Cards

KWD 4.500
Brand
ModFurne
Weight
44 g
– 1 +

Special Features

  • The code is stored in internal non-volatile memory. Data exchange is performed by the 1-Wire Protocol, which requires a single data pin and the common pin.
  • This Protocol determines the conditions of alteration of the state of the bus and the time intervals during the synchronization by means of the interruptions of -pulses of the control device.
  • These RW1990 chips we use an one, which passed reliable performance than others, the CMOS microcircuit is basically a 64-bit single digital code electronic carrier.
  • The microcircuit supports the ROM Search 1-Wire Protocol function, which makes it possible for multiple devices to work on one bus.
  • The reading and writing of the data are performed by junior thian bit forward.

Description

ModFurne Chip Type: RW1990
1 RW1990 ibutton
2. Water
3. Rewritable, DS1990A and TM1990A iButton,
4. Can be copied, RW1990
Technique parameters:
America encryption
Failure rate: 1 / 100,000
Memory: 8KB RAM
Inductive type: Contact
R / W and encrypt
R / W times: 1,500,000,000
Operating temperature: -40 ~ 85
Lifespan: more than 20 years
Rewritable button RW1990A-F5 Read-write card, compatible with ds1990a.
Rewritable, DS1990A and TM1990A iButton, RW1990
64-bit record number;
Integrated Multidrop controller for 1-wire network;
Digital identification by momentary contact
TM card, also known as Contact memory, electronic ke3.5y
Stainless steel package with su304 #,
, never rust, ; Heat-;
Anti-variant; Strong sealing;
For security patrol, sauna door locks, electronic door locks,
Door intercom, card systems, identification, banking,
Communications, rail transportation, transportation and many fields
color: random colors, don't accept the specified color
Material: plastic
size: 16.25x5.89mm

Package Contents:
10 x RFID Contact Memory Key

Only the above package content, other products are not included.
Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

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