Custom Rfid Wristband Access Control Factory - TM key card ds1990 ibutton 1990a-f5 ibutton rw1990 – Chuangxinji
Custom Rfid Wristband Access Control 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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The key to our success is "Good Product or service High quality, Reasonable Rate and Efficient Service" for Custom Rfid Wristband Access Control Factory - TM key card ds1990 ibutton 1990a-f5 ibutton rw1990 – Chuangxinji , The product will supply to all over the world, such as: New Delhi, Croatia, Ghana, Upon today, we have customers from all over the world, including USA, Russia, Spain, Italy, Singapore, Malaysia, Thailand, Poland, Iran and Iraq. The mission of our company is to provide the highest quality products with best price. We are looking forward to doing business with you!
By Laura from Czech - 2017.05.21 12:31
This is the first business after our company establish, products and services are very satisfying, we have a good start, we hope to cooperate continuous in the future!
By Kama from Monaco - 2018.06.03 10:17
