1、Adopts advanced chip for faster and more stable transmission, 4‑10mb/s writing speed, 10‑20mb/s reading speed. 2、Plug and play without the help of any driver, compatible with most USB devices on the market, mobile phones/computers, etc. 3、Equipped type‑c adapter allows you to expand mobile phone memory, provides a convenient means of storing. 4、High quality zinc alloy shell with stylish metal texture, strong and reliable, dust-proof and waterproof. 5、Can read and copy files, photos, videos, etc. directly, the metal keychain allows you to carry the U disk around without losing. Item Type: USB Flash Drives Material: Zinc AlloyType: Drive Free Support System: (Above for Windows98) support for Windows 98/Me/2000/XP, for Mac OS 9.x/ for Mac OS X/ for Linux2.4.x Interface: USB2.0 Computer: Suitable for IBM PC, for MAC PC or laptop, etc. Speed: Maximum writing speed 4-10mb/s, Maximum reading speed 10-20mb/s Application: Backup files, videos, etc.Operation: Plug and play 1 x U Disk 1 x Type-C Adapter 1 x Hanging Ring