DS1990A-F5 TM1990A-F5 Read Only iButton Card
Precision-engineered with durable stainless steel housing for extreme durability and resistance to harsh environments. Each iButton features a factory-lasered ROM for tamper-proof data storage, ensuring reliable performance in industrial and commercial applications. Ideal for access control, asset tracking, and automated identification systems. Compatible with standard iButton readers, offering seamless integration for secure authentication. Exclusive bulk pricing available for high-volume orders. Global shipping with guaranteed lowest wholesale rates. Trusted by industries worldwide for quality and performance.