Shenzhen A.N.G Technology Co., Ltd
RFID Professional Manufacturer
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RFID Rewritable TM Card Unique ID Ibutton Key Fob RW1990 for Hotel Door Lock
TM Card Lock adopts U.S. DALLAS company patented technology Information Button (information button, also known as iButton) as a key. Contact with the lock with a light touch, the lock can be unlocked; Convenient operation and RF card operation; Easy to use, reliable, Cost efficient with contactless IC card, and free of electromagnetic radiation.
TM card digital lock key chip sealed stainless steel, wear-resistant, waterproof, anti-magnetic, anti- electrostatic, long service life; High confidentiality, TM card has a 64-bit the lithography sequence of numbers, each globally unique serial number, which cannot be copied; It can be embedded in the PVC card, extremely easy to carry, durable; Touch operation, free of high-frequency electromagnetic interference; Cost efficient; 100 times of service life comparing with contact type IC card reader head, 10 times comparing with that of non-contact IC card reader the head. Not necessary to replace the reader head.
The iButton is a chip enclosed in a 17mm diameter stainless steel can. Because of this unique and durable container, up-to-date information can travel with a person or object anywhere they go. It can be mounted 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. It can be used daily for applications such as access control to buildings and computers, asset management, and various data logging tasks.
| iButton Specification | |
| Material | Memory chips stored inside the button-shaped, water-proof and stainless steel case. |
| Dimension | 16.76mm*5.89mm |
| Weight | 4.5g |
| Storage Temperature | (-30°C - +80°C) |
| Data Storage | Unique ID serial number (read only) |
RW1990 feature:
1.RW1990 ibutton
2.Low-cost
3.waterproof
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: 4.5g/pc
If you are interested in this ibutton, please welcome to send us an inquiry!