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RW1990 64 Bits ROM iButton Smart TM Card

Introduction:
An iButton device is a computer chip enclosed in a 16mm thick stainless steel can. Because of this unique and durable container, up-to-date information can travel with a person or object anywhere they go. The steel iButton device can be mounted virtually anywhere because it is rugged enough to withstand harsh environments, indoors or outdoors. It is small and portable enough to attach to a key fob, ring, watch, or other personal items, and be used daily for applications such as access control to buildings and computers, asset management, and various data logging tasks.

Features:
Failure Rate 1 /100,000 times (used properly)
Original Serial Number 64 bits
Security 64 bits encrypt passwords
Memory Capacity 8 Kbits RAM
Read-Write features read, write and encrypt
Read-Write Endurance > 1.5 billion
Working Temperature -40 ℃~+85 ℃
Read Endurance > 350 thousand times
Working Time >20 years
Size φ16.25mm×5.89mm
Unit Weight 0.05kg

iButton Products by Application
The iButton product line now comprises over 20 different products with different functionality added to the basic button. iButton devices come in the following varieties:
1. Address Only
2. Memory
3. Real-Time Clock
4. Secure
5. Data Loggers

About Packaging

For more information, please visit our website: www.worldnfc.com.

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