Mini USB Flash Drive Pen Drive USB 2.0 Pendrive 64GB 32GB 16GB Flash Memory Stick with Key Ring 128GB U Disk Creative giftsAbout capacity:4GB=approximately 3.6GB-3.8GB8GB=approximately 7.4GB-7.6GB16GB=approximately 14.4GB-14.8GB32GB=approximately 28.5GB-30GB64GB=approximately 58.5GB-60GB128GB=approximately 110.5GB-120GBVendors are using Flash memory decimal arithmetic: 1 MB = 1000KB, 1G = 1000 MBCalculated, operating system with binary arithmetic: 1 MB = 1024KB, 1 GB = 1024 MB;So there are some differences between display capacity and nominal capacity of flash memory productsPackage included:USB Flash Drive x 1Attention:To avoid data loss or mechanical damage, do not power down your computer or unplug flash disk during transfer.Please do not remove your USB flash drive when it is being used otherwise your datamay loss.After using USB flash drive, it is better to remove it from device as soon as possible. That willhelps to extend its storage lifetime.Please do not format your USB flash drive frequently, otherwise the USB will bedamaged easily. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.