... 1.GPRS real time transfer 2.browses fingerprint ,date ,event ,ect directly 3.item define,waterproof ,drop-proof 1,Real time guard tour ... system, GPRS,RFID GPRS real time data transfer.Engineering plastic shell, Waterproof ... occurred during the patrol, warning will be shown in time. RIFD/GPRS Real Time FG-2 SecurityGuard Tour/ Patrol device