Computer Accessory Sets features: MicroDrive 64GB USB 3.0 Android Phone & Computer Dual-use Rotary Metal U Disk (Green) Color: we send based on the color or size of the main image of the product page. Quantitywe send based on quantity on title, if there is no quantity in the title, we send based on . 1. Product category: color rotating mobile phone dual-use U disk2. Shell material: metal3. Data transfer rate: 45000 (MB/s)4. Memory capacity: 64GB5. Interface: USB 3.06. Speed: Maximum reading speed of 80 (MB/s), maximum writing speed of 20 (MB/s) 7. Color: white, pink, yellow, red, purple, green, blue, black8. Features: mobile phone U disk9. Write protection switch: support10. Product size: 72x20x12mm