STANDARD 2.0 FULL SPEED USB FLASH DISK Auto-run Function is optional Bootable Function Built-in Password Protection High Performance (USB2.0) Write up to 8.0MB/Sec and read up to 10.0MB/Sec. Drive free (except Windows 98 and below) 10 years data retention More than 1,000,000 times data encryption Product Dimension: 4.2*4.0*1.3cmH Net weight: 0.01KG