Feature Listing for TM1990A 64-Bit iButton Key
High-precision stainless steel casing with durable epoxy seal for extreme weather resistance. Each key features a unique 64-bit ROM code for secure identification. Compact 1-Wire interface enables fast, reliable data transfer with minimal wiring. Ideal for access control, asset tracking, and industrial automation systems. Factory-direct pricing ensures unbeatable value for bulk orders. Compatible with Dallas/Maxim ecosystem for seamless integration. Waterproof and shockproof design withstands harsh environments. Perfect for logistics, HVAC maintenance, and electronic payment solutions. Globally sourced components meet ISO quality standards. Ships ready for immediate deployment in your embedded projects.