Work mode: passive tag; Work frequency: 902MHZ~928MHZ; Work/storage temperature: Work temperature: 40~90; RFID Metal TagWork mode: passive tagWork frequency: 902MHZ~928MHZWork/storage temperature: Work temperature: 40~90; Storage temperature: 55~100Work life:>10yearsDimension: 235*15*23mm rfid metal label, rfid label, LF/HF label,anti-metal tag, metal-proof tag