The animal ear tag contains an RFID chip,which can realize the didital management,release the workload of livestock farm.These kind of RFID tags can be attached on animal ears to record their growth cycle,Easy to management and assure the meat quality effectly.They are available at a variety of frequencies that include 134.2 KHz frequency, 125 KHz low frequency and 860 MHz to 960 MHz operation frequency. Most of the animal RFID tags are waterproof and shock resistant.