1,RFID guard patrol system 2,Strong&Durable 3,USB Communication 4,Low power consumption ... Communication USB3,RFID checkpoint /patrolman4,Software5,Leather holster1. Alloy material2. Auto-inductive, no need to press. 3. Storage: 60,000 ... Hotels, Car parks, Shopping centers, Leisure park facilities and more... 2. Rounds Personnel, Cleaning rounds, Vending facilities, Amusement machines, Arcades, ...