Dallas 1-Wire iButton Tag TM1990A 64-Bit iButton Key
High-performance 64-bit ROM for secure identification and authentication in industrial and commercial applications. Precision-engineered stainless steel casing ensures durability against harsh environments. Ideal for access control, asset tracking, and electronic payment systems. Waterproof and shock-resistant design with a unique 1-Wire interface for seamless integration. Each key features laser-etched serial numbers for traceability. Compatible with standard iButton readers and IoT devices. Perfect for logistics, smart locks, and automated vending machines. Bulk discounts available for large-scale deployments. Trusted by global manufacturers for reliability and cost-efficiency.