Basic Information
Color
Red, Blue, Black, Purple, Orange, Yellow
Failure Rate
1 /100, 000 Times
Product Description
RFID smart card / ibutton key / Ibutton holder Wristband / Bracelet
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. They 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.
1
Address Only: Unique 64-bit serial numbers (ROM id) ideal for access control. Models: DS1990A (most popular) & DS1990R.
2
Memory: Data storage in NVRAM, EPROM, and EEPROM (1K to 64K bits). Models: DS1971, DS1973, DS1977 (EEPROM); DS1982 (EPROM); DS1963S, DS1992L, DS1996L (NV RAM).
3
Real Time Clock: For calendar, stopwatch, and hour meter tracking. Models: DS1904L-F5#, DS1994L-F5#.
4
Secure: Protected with SHA-1 algorithm or password protection. Models: DS1963S, DS1977.
5
Temperature & Data Loggers: Rugged loggers for environmental monitoring. Models: DS1921G/H/Z, DS1922E (high temp), DS1923 (humidity).
Technical Specifications
| Product Name | TM chip iButton plastic wristband for door locks |
| Material | Plastic |
| Read-only | (DS) TM1990A-F5 |
| Dimension | Diameter 77mm |
| Read and write encrypted | (DS) TM1991L-F5 |
| Operating Temperature | -40ºC~85ºC |
| MOQ | 500 pieces |
| Packaging | 100pcs/OPP bag, 10bags/CNT (490mm*380mm*350mm) |
Our Expertise
Product Range: We provide TM cards, IB cards (TM1990A, RW1990, etc.), imported MAXIM/DALLAS iButtons (DS1990A, DS1921, etc.), and a full suite of readers, probes, and accessories including silicone bracelets and hotel locks.
Quality Assurance: We treat product quality as life, implementing rigorous management to ensure superior performance and durability.
Service Commitment: Whether you require ten or ten thousand pieces, we focus on customer demand and provide quality service to clients worldwide.
Frequently Asked Questions
Q1: What is an iButton and how does it work?
An iButton is a computer chip housed in a stainless steel canister. It works by providing a unique ID or data storage that can be accessed through a simple contact interface, making it perfect for access control and tracking.
Q2: Are these wristbands waterproof?
Yes, iButtons are enclosed in weather-resistant stainless steel cans and the wristband materials are designed to withstand various environmental conditions.
Q3: Can the data on the iButton be encrypted?
Yes, specific models like the DS1963S and DS1977 support SHA-1 encryption or password protection for secure data management.
Q4: What is the typical lifespan of an iButton?
iButtons are designed for extreme durability and can typically withstand over 100,000 contacts when used properly.
Q5: What temperature ranges can these devices operate in?
Standard models operate between -40ºC to 85ºC, while specialized Thermochron loggers can monitor temperatures up to 140ºC.
Q6: Are the colors of the wristbands customizable?
Yes, we offer standard colors like Red, Blue, Black, and Yellow, and can provide customized colors based on your requirements.