?High-quality metal casing for durability. Moisture proof, Shock proof, magnet proof, temp proof.?USB 3.0 Interface: Fast Data transmission speed,suitable for storing digital data for school,business or daily usage.The digital data includes music,video,photos,movies,manuals,softwares,etc.?Easy to carry: With a Key chain loop design, you can easily carry this USB 3.0 Flash Drive with your key ring,bag,backbag,and cellphone etc.?Plug and use: No need to install any software, just simple plug into the USB port of computer or other devices and use itSize: 40*44mm,Interface Type: USB 3.0,Writing speed: 30 (MB/s),Reading speed: 30 (MB/s),Compatibility: Desktop, Laptop,Tablet, Speakers all with USB port.Package Includes:1PC Flash Drive.