13.56mhz mini rfid card reader ibutton reader

DS1990 Ibutton TM1990 Touch memory Card

US $0.28 / pcs

Min. Order: 1000 pcs

TM iButton card(TM1990 /1991/1971/rw1990)

US $0.3 / pc

Min. Order: 100000 pc

China Wholesale Price Writable RW1990 Ibutton TM Fob

US $0.6 / pc

Min. Order: 100 pc

Ibutton,1-wire,DS1990A-F5 (gyrfidstore)

US $0.32 / pc

Min. Order: 500 pc