LCD disply Non-contacting card-reading, read RFID tags Automatic route navigation system Able to download 24 pcs patrol-prompt alarms 32 events information can be downloaded into terminal unit Super storage capacity, 21000 patrol records storage Alloy body with Super durability Easy carrying, brilliant exterior design, brilliant exterior design Sabotage absorbent, resistant to electronical shock Real time internal clock 3.7V, rechargeable lithium battery, long battery life