Features: Dual-port design, support multiple devices. Support 360 rotating, better protects the data interface. Zinc alloy shell, shockproof, wear-resistant and anti-fall, better protect your valuable data. Rounded corners, comfortable hand feel. The compact design allows you to take important files with you wherever you go. Attach your U disk to your keyring to keep it convenient and secure. Plug and play, compatible with Type-C interface smartphone, desktop computer, laptop, car speaker, digital player, etc. Specification: Model: MU251 Capacity: 16GB/32GB/64GB/128GB/256GB(optional) Material: Zinc alloy Interface: USB3.0+Type-C USB3.0 interface transmission speed: Read speed 80-100MB/s, wirte speed 15-30MB/s Type-C interface transmission speed: Read speed 30-40MB/s, wirte speed 10-20MB/s Max voltage/current: 5V/200mA Supported system: Windows XP/7/8/10, Mac OS X 10.5+, Linux 2.4.x+ Item size: 6.14 * 1.66 * 0.87cm /2.42 * 0.65 * 0.34in Packing list: 1 * U disk