Product Description Specifications A rugged version of the popular twisting tail flash drive, with its retractable metal housing, A Grade memory, micro split ring, 10 year data retention warranty and a 2 year faulty manufacture replacement warranty. Material: ABS, Metal. Product Size: 63 x 22.3 x 10.6 mm Branding Area: 40 x 15 mm Standard Packaging: Poly Bag 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 Design Patent: Design Patent: 201630100918.3