Colorful Custom Printed Plastic Cheap keytag 1K 13.56Mhz rfid keyfob
-1 , It is widely used for ,door access control
-2 , Each key fob with an global unique UID number .
-3 , Many color can choose . Black , blue , green , yallow , Grey in stock . Other color can be customized too . Blue one is the hot selling one .