Features:<br />USB2.0 interface, 10-15MB/s reading speed, 5-10MB/s writing speed, allowing you to transfer pictures files easily. <br />64GB-256GB capacity optional, to meet your different needs.<br />Metal material, comfortable hand feeling, waterproof and shockproof, durable to use.<br />Mini size, small and lightweight, equipped with a rope hole, convenient to carry and use.<br />No driver required, plug and play.<br />Compatible with PC, laptop, car audio and other USB interface devices.<br/>Specification:<br />Type: Matal U disk<br />colour: Gold/Silver/Tarnish(optional)<br />Capacity: 64GB/128GB/256GB(optional)<br />Interface: USB 2.0<br />Read speed: 10-15MB/s<br />Write speed: 5-10MB/s<br />Item size: 4.3 * 3 * 0.7cm /1.69 * 1.18 * 0.28in<br />Item weight: Approx. 20g /0.71oz<br/>Packing list:<br />1 * U disk