Product Description Specifications PSL Designed Chain features a minimalist one-piece USB flash drive with key-ring and silicone highlights. Grade A memory, 10 Year warranty on data retention, 1 year replacement warranty on faulty manufacture. Material: Aluminium, Silicone Product Size: 70 x 12 x 7 mm Branding Area: 12 x 9 mm, 16 x 8 mm Standard Packaging: PSL Design Box Certification: CE, FCC, USB2.0, RoHS Data Upload: Free Data upload to 150MB on all indent orders. Notification: USB 2.0 has an average read-write speed of 480 MBPS (megabytes per second), while USB 3.0 transfer speed is 4800 MBPS, 10 times faster. If you have high capacity data files, videos & very high-resolution images, you may need a faster flash drive. If