Two connection modes2.4GHz wire and USB cable connection; With Mini USB Receiver and USB Cable, Plug and Play, USB Receiver Automatic Pairing, no need to install any software or App. Simple installation and ideal use in a wide range of situations and workplaces. Long Distance2.4GHz Wireless Transmission Technology.Delivers up to 492ft transmission in open air/ 98ft transmission indoor. No More Data Cable Needed, easily connected with your laptop, PC etc. Fast Accurate Reading Speed32Bit CPU super decoding ability that the speed can up to 100/sec.Anti-Shock Silicone: the Black silicone protective cover can avoid the scratches and friction while falling from the height of 6.56 feet; the technical of IP54 sturdy which protect the wireless barcode scanner from dust and moisture. Two working modeInstant upload mode / storage mode. Internal offline storage supports up to 100,00 barcodes in offline storage mode. Scan and store barcode when far away from the receiver,and then update the data to your device when you come back entering the wireless transmission range. 2000mAh Large BatteryCannot scan QR code.With built-in rechargeable battery, Integrated 2000mAh Li-Ion battery,standby of more than half a year if fully charged; continuous scanning barcode for more than one week; It can be charged by any USB 2.0 port.