Product Description Specifications Rotate the top of the housing to expose the USB flash drive, Grade A memory, 10 Year warranty on data retention, 2 year replacement warranty on faulty manufacture. Includes split-ring. Product Size: 40 x 40 x 11 mm Branding Area: 30 x 30 mm (pad, 4CP), 38 X 38 mm (epoxy) Standard Packaging: Tissue Wrap Certification: CE, FCC, USB2.0 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 Capacity: 4 Gb Capacity: 8 Gb Capacity: 16 Gb Capacity: 32 Gb Capacity: 1 Gb