customization real capacity usb flash drive pendrive 32gb 16gb 64gb usb flash memory stick 4gb 16gb flash drive 128 gb with key ring

origin : cn(origin) certification : none interface type : usb 2.0 material : metal product weight : 9.6g model number : by4s72kjd product type : flash disk style : pen style : rectangle style : stick package : yes encryption : no