Welcome to our store! 1、Ultra-stable technology, compliant with USB2.0 standard, supports hot-swappable, plug-and-play. 2、Uses USB interface, connects to the computer via USB interface, no additional power supply needed. 3、Electronic storage medium, no mechanical parts, anti-vibration, moisture-proof and anti-electromagnetic interference. 4、Available in 16GB, 32GB, 64GB, 128GB 4 specifications, you can choose the one you want. 5、Small size, easy to carry and store, convenient to use and with good performance. Item Type: U Disk No driver required (for Windows98 or later), support for Windows 98/Me/2000/XP/OS X 9.x/OS X /Linux2.4.x; Interface: USB2.0 Computer: For IBM PC/OS X PC or laptop, etc. Speed: The maximum write speed is 4-10mb/s, the maximum read speed is 10-20mb/s Usage: Back up files, videos, etc. Usage Steps: Plug and play The displayed capacity differs from the nominal capacity because the calculation method is different Manufacturer standard: 1GB / 1000MB / 1MB = 1000KB Regarding usable capacity: Please note the memorandum regarding storage product capacity: 4GB =approximately 3.4GB-3.8GB 8GB=approximately 7.4GB-7.6GB 16GB=approximately 14.5GB-15.5GB 32GB=approximately 28GB-30GB 64GB=approximately 58GB-60GB 128GB=approximately 119GB-124GB 256GB=approximately 249GB-250GB 512GB=approximately 498GB-500GB Package List: 1 x U Disk 1 x U Disk Customers are our top priority. If you find any product problems after receiving the goods, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best customer service.