1,Excellent rfid guard tour system 2,Waterproof &Durable 3,USB Communication 4,10 ... 6,Low power consumption: standby power 0.8mA,Once full charge can supports 10,000 readings 7,Automatic alarm when ... low power or storage full.8,Withstand 4000Vstatic electricity shock.9,Dimension:147*35* ... issue, Inventory, Asset tracking etc... Competitive rfid guard tour control system