ture and use in animal management,breeding species,eoudemic prevention and quarantine.Rare species tracking in the feild Operating frequency:134.2+5khzISO11784 FDX-BChip type:EM4205 Hightages256Chip capacity:512bit 256 bitPackage material:PolyurethanePublic standard head material:NylonLife time:5yearsWorking temperature:-30degree-+80degree plastic Electrical Ear tag