round shape usb 1.Capacity:32MB~16GB 2.MOQ:50pcs 3.Delivery time:5 working days 4.Shipping:DHL, UPS, Fedex Hot selling round shape usbFeatures:Plug-and-play.Reliable quality, 100% QC passed. More than 10 years of data retention.Supports Password Protection. Auto run function (Optional), enable auto presentation of customer advertisement when plug into computer. Provide other OEM services, ie. ...