Product Description Specifications Silicone wrist band, Grade A memory, 10 Year warranty on data retention, 1 year replacement warranty on faulty manufacture. Product Size: 215 x 14 x 6 mm Branding Area: 20 x 10 mm (a), 12 x 10 mm (b), 100 x 6 mm (c) Standard Packaging: Tissue Wrap 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 Material: Silicone Capacity: 1 Gb