Computer Accessory Sets features: Netac U352 128GB USB 3.0 High Speed Sharp Knife USB Flash Drive U Disk Color: we send based on the color or size of the main image of the product page. Quantity：we send based on quantity on title, if there is no quantity in the title, we send based on description. 1. The U352 blade series is equipped with a high-speed USB3.0 interface.2. Fully compliant with the standard configuration of mainstream computers. From transmission to storage, everything goes at super high speed.3. Up to 10 times faster than normal USB 2.0 transfer speed.4. Dust-proof, shock-proof, anti-magnetic, anti-static four-fold protection, all in one, only to create a near-perfect storage environment, and ultimately ensure your files are more secure.5. Ultra-stable technology: equipped with Netacs proprietary ultra-stable storage technology to prevent data loss, comply with U-SAFE standards, and create a safe and reliable storage environment6. Flash capacity: 128GB7. Size: 66.7mmx19.5mmx8.2mm8. Material: zinc alloy + ABS9. OS: Windows XP, 7, 8, 10+, Mac OS X 10.5+, Linux