Ultralight Ev1 Wristband Factory - TM key card ds1990 ibutton 1990a-f5 ibutton rw1990 – Chuangxinji
Ultralight Ev1 Wristband Factory - TM key card ds1990 ibutton 1990a-f5 ibutton rw1990 – Chuangxinji Detail:
TM key card ds1990 ibutton 1990a-f5 ibutton rw1990
Product Parameter
| Item | TM key card ds1990 ibutton 1990a-f5 ibutton rw1990 |
| Material | ABS , Stainless Steel |
| Size | ibutton size: 17mm*6mm |
| Color | Red, green, blue, yellow, black, etc |
| Working Temperature | -40 ~ +85 degree |
| Read-Write Method | Contact |
| Memory | 64 bits |
| ID number | Engraved |
| Chip | RW1990A, RW1990B, DS1990A, TM1990-F5 |
| Application | Intelligent Community, Postal Service, Railway St, etc. |
What is TM key card ds1990 ibutton ?
—- An iButton is a computer chip which is enclosed in a 16mm thick durable weather resistant
stainless steel can. Because of their small size and extreme durability, iButtons can travel virtually anywhere.
How does an TM key card ds1990 ibutton communicate?
The iButton is a slave device and requires a master to initiate communication to it. A master can be a PC or a micro processor. With the master constantly polling the iButtons, communication to iButtons can be started by a simple touch to a 1-Wire interface called a Blue Dot Receptor. Every iButton has a unique 64-bit serial number, which gives it a unique 1-Wire network address.
What are TM key card ds1990 ibuttons being used for?
iButtons are frequently attached to key fobs, rings, watches, or other personal items for applications such as access control to buildings and computers. Additionally, iButtons are commonly mounted to storage crates, trucks, and other equipment for asset management. Furthermore, iButtons are mounted to refrigeration units, outdoor environments, and even to animals for various data logging tasks
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We always continually provide you with the most conscientious customer service, and the widest variety of designs and styles with finest materials. These efforts include the availability of customized designs with speed and dispatch for Ultralight Ev1 Wristband Factory - TM key card ds1990 ibutton 1990a-f5 ibutton rw1990 – Chuangxinji , The product will supply to all over the world, such as: Angola, The Swiss, America, Certainly, competitive price, suitable package and timely delivery will be assured as per customers' demands. We sincerely hope to build business relationship with you on the basis of mutual benefit and profit in the very near future. Warmly welcome to contact us and become our direct cooperators.
By Ida from Victoria - 2018.08.12 12:27
The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!
By Maxine from Detroit - 2018.12.11 14:13
