Item no:BT03 Frequency:8.2Mhz Package:1000 pcs/ctn material:ABS good quality Item no.:BT03Frequency:8.2MHZDemecsion:φ50mmColor: black/Gray/white or customizedLock: three balls cluth, standard /super Packing: 1000pcs/ctn,0.035CBM,11KG professional eas hard tag BT03, anti-theft hard tag for supermarket