Official USDA 840 electronic identification ear tag for cattle with your choice of HDX or FDX transponder. 

• Transponder is molded into the flag—a separate button tag isn’t required
• Custom imprinting available at no additional charge!
• Fast turnaround! Most tags are customized and shipped within 2–3 business days.
• Strip includes matching visual ear tag
• Lightweight for superior retention
• USDA approved for interstate travel (in the USA)

Specifications

• Dimensions: 3.25" x 2.125"
  
• Female flag with EID radio transponder and male flag
• Visual mates (female & male flag)
• Available with HDX or FDX transponder
• Compatible with any ISO-compliant EID/RFID reader
• Weather-proof yellow polyurethane with red tamperproof cap