Waterproof & Durable Construction
Crafted with a rugged stainless steel shell, the Dallas DS1990A-F5 iButton tag is fully waterproof (IP68-rated) and built to withstand harsh environments, ensuring long-term reliability.
Secure & Tamper-Proof Design
Features read-only memory with a unique 64-bit registration number, preventing data duplication or tampering—ideal for high-security access control systems.
Compact & Versatile Key Card
Miniature size (16.3mm diameter) allows discreet integration into key fobs, badges, or wearable devices for effortless touch-based authentication.
Wide-Ranging Applications
Perfect for industrial access logging, asset tracking, timekeeping systems, and restricted-area security in warehouses, labs, or construction sites.
Globally Compatible
Works seamlessly with standard iButton readers, ensuring easy adoption into existing security infrastructures worldwide.
Bulk Purchase Advantage
As a global wholesale supplier, we offer unbeatable bulk pricing—scale your security solutions cost-effectively without compromising quality.