Min. Order Reference FOB Price
100 Pieces US$0.14-0.18 / Piece
Product Description
Description The TM1990A-F5 electronic iButton key with unique 64-bit code is a full quality analog of Dallas/Maxim DS1990A-F5 iButtons. Designed for access control systems each key has a unique family code that is recorded while the key is being produced and the code cannot be overwritten. While ...