... and shock-resist, 3,Can be buried under wall 5 years warranty,one year free exchange for quality ... resist,easy to install,durable,can be buried under wall,unmodifiable and unique ID number.Patrolling,night light, ... checkpoints. These can be installed either on or beneath wall surfaces; Key chain-attachable type personnel / incident card ... performance. Mirefare RFID Tags/bury labels installed in the wall