CHUYI Cool and Novelty Metal Credit Bank Card Shape 8GB USB 2.0 Flash Drive Pen Drive Memory Stick Waterproof Jump Drive Thumb Drive Gift (White) Creative and Novelty Metal White Credit Card Shape Design: made by metal material, small size: 3.22 * 2.04 * 0.07 inch, net weight: 0.53 oz, can be easily put into your wallet or pocket, never lose thumb drives anywhere, easy to keep important files handy. Perfect gift to your friends or families High Read and Write Speed: Writing speed &gt;3MB/S, Reading &gt;10MB/S, storage speed is about 30 times the floppy disk, stylish and portable. Use A-class chip, stable and reliable performance, can be erased repeatedly for 100,0000 times Using USB 2.0 interface and compatible with USB 1.1, large capacity and high speed, low power consumption. Store and share your photos, videos and music in a simple and reliable way Plug and play, no need drive / power supply, in line with High Speed USB 2.0 specification, data transmission speed. Great for business use: digital data storing, transferring and sharing to clients Compatibility: Supports Windows 10, Windows 8, Windows 7, Vista, ME, XP, NT Linux and Mac OS. Compatible to Desktop, Laptop, Macintosh, Tablet, TV, Speakers all with USB2.0 port