1、Has a high‑speed USB 0 port, supports hot swap, and there is no need for external power supply. 2、There is no need to install driver inside an enclosure, just plug and play, and easy to carry and use. 3、Can expand the device memory, easy to store, transmit and share digital data, and can directly read and copy photos, videos, etc. 4、The cute shape can be used not only as a USB flash drive, but also as a decoration when hung on a keychain. 5、Supports different types of operating systems, supports mobile phone OTG function, and has fast transmission speed. 1 x Cartoon U Disk Item Type: Cartoon U DiskMaterial: Silica GelAppearance: Perfume BottleUses: USB Flash Drives Are Suitable for Digital Data Storage, Transmission and Sharing, and Suitable for Data Storage Such As Music, Photos, Movies, Designs, Manuals, and PublicityUSB Connection, Hot Swap Play: SupportExternal Power Supply: Not RequiredOperating System: Support Different TypesSolid-State Storage: Shockproof, Anti-electromagneticRead / Write Transmission Speed: FastHardware Requirements: PC, Laptop, forMac with USB ConnectionRegarding 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, So the Actual Capacity of the U Disk:16GB=Approx. 14.5GB- 15.5GB32GB=Approx. 28GB-30GB64GB=Approx. 58GB-60GB128GB=Approx. 119GB-124GB