Mini metal USB flash drive with unique design￡? easy to carry with you. Elegant and fashionable appearance￡? metal casing with sturdy ring and thumb size make it a excellent accessory for your keychains or briefcases. <br> <br> <strong>Features:</strong> <br> Unique design￡? metal casing with study ring￡? convenient to carry.? <br> First class chip offers high speed and stable storage. <br> Shock resistant and water resistant. <br> Thumb size￡? high quality and durable. <br> Plug and play￡? no driver needed. ? <br> <br> <strong>Specifications:</strong> <br> Interface: USB 2.0 <br> Capacity: 8G￡? 16G￡? 32G (optional) <br> Read speed: 15MB/s <br> Write speed: 4MB/s <br> Support: USB version 2.0 and 1.0 <br> Support: For Windows 2000 / XP / ME / Vista￡? Mac 9.0 or above <br> Working temperature: -30??~70?? <br> Life time: More than 10 years <br> Material: Metal <br> Item size: 3.8 * 1.2 * 0.5cm / 1.49 * 0.47 * 0.19in (L * W * H) <br> Item weight: 5g / 0.20oz <br> <br> <strong>Package List:</strong> <br> 1 * USB flash drive