May 06, 2016
1990A-F5 & 1991L-F5 Serial Number iButton is a rugged data carrier that acts as an electronic registration number for automatic identification. GYRFID provides Ibuttons, keyfobs, wristband for different use style.
IBT – ibutton ring only, metal component dia17mm × 6mm
TM - TM Keyfob with handle
TM-R – magnet TM key, magnet ibutton with...