Features: 1.USB connection, no need to install drivers and external power supply, and supports hot?swappable playback. 2.Additional storage space for mobile devices, shock?proof and electromagnetic?proof solid state storage, which can store photos, music, videos, etc. 3.High?speed flash drive, USB2.0 ensures high reading and writing speed, used for fast data transfer. 4.Support different types of operating systems, such as mobile phone OTG, tablet, PC, for Macbook, etc. 5.Unique appearance design, stylish and cute, compact and light, easy to carry when going out. specification:Item Type: USB Flash Drive Material: Silicone Appearance: Tortoise PackageList:1 x USBFlashDrive Note1.Regarding the capacity standard: there is a difference between the manufacturer and the PC. The PC's 1GB=10.7374182.4 billion bytes, the market standard is 1GB=1 billion bytes. 2.The actual capacity of the U disk 16GB=Approx. 14.5GB?15.5GB 32GB=Approx. 28GB?30GB 64GB=Approx. 58GB?60GB 128GB=Approx. 119GB?124GB