Low Price Touch Memory ibutton TM Card TM1990A F5 ibutton key tag

Durable stainless steel casing with precision laser-etched identification for long-term reliability. Compact and waterproof design ensures resistance to harsh environments.

Seamless one-wire digital communication for fast data transfer. Ideal for access control, asset tracking, and industrial automation.

Globally recognized DS1990A compatibility guarantees broad device integration. Perfect for electronic locks, time attendance systems, and secure identification.

Direct factory pricing with bulk order discounts. No middlemen, no hidden costs—just high-performance hardware at unbeatable value.

Global shipping available. Trusted by OEMs and system integrators for consistent quality and affordability.