2TB Usb 30 Flash Drives High Speed Metal Pendrive 1TB 512GB 256GB Portable Usb Drive Waterproof Memoria Usb Flash Disk 2TB USB 3.0 Metal Flash Drives High Speed Pendrive 1TB 512GB 256GB Portable Usb Drive Waterproof Memoria Usb Flash Disk Flash flash memory products are usually shipped according to 1MB = 1000KB and 1G = 1000MB, but binary operations 1MB = 1024KB = 1024MB, 1T = 1024GB and 1T = 1024GB are used for operation. There is a certain difference between the display capacity and the standard capacity. These are the calculated differences between us and the PC manufacturers. 8GB = about 6GB ~ 7GB 16GB = approximately 14GB-15GB 32GB = approximately 28GB-30GB 64GB = approximately 58GB-60GB 128GB = approximately 110GB-120GB 256GB = approximately 230GB-240GB 512GB = approximately 460GB ~ 476.6GB 1TB = approximately 900GB ~ 950GB 2TB = approximately 1700GB ~ 1862GB 1. Interface: USB3.0. 2.Package weight: about 40g. 3. Size: 69*19*5.5mm. 4. Capacity: 128GB/256GB/512GB/1TB/2TB. 5. color: silver/black. 6. Support System: Win98/ME/2000/XP/Vista/win7/win8/win10 Mac OS 9X/Linux 2.4 or above. Specifications: 1. Interface: USB 3.0; 2.USB connection, support plug and play; 3.USB service voltage: 4.5 v-5.5v; 4. No external power supply required; 5. Support multiple operating systems; Win98/ME/2000/xp/visa/win7/win8. Mac OS 9.x/ Linux 2.4 or above; 7. Solid-state storage, shockproof, anti-electromagnetic; 8. Write/protect place; 9. Persistent data storage; 10. The transmission write speed is fast/is read and read at high speed, no drive/pulse feed only needs to be turned on; 11. Hardware requirements: PC, notebook and mac with USB connection; 12. Storage life: more than 10 years. Note: * To avoid data loss or mechanical damage, do not power on the computer or turn off the flash drive during transmission. * Please do not retire your USB flash drive while using it, otherwise your data may be lost. * After using the USB flash drive, it is best to remove it. This will help extend your storage life. * Please do not format your USB commonly used U disk, otherwise it is easy to damage the U disk. Due to different displays and lighting effects, the actual color of the product may be slightly different from most products Package Included: 1 * U disk Note: * To avoid data loss or mechanical damage, do not power on the computer or turn off the flash drive during transmission. * Please do not retire your USB flash drive while using it, otherwise your data may be lost. * After using the USB flash drive, it is best to remove it. This will help extend your storage life. * Please do not format your USB commonly used U disk, otherwise it is easy to damage the U disk. Due to different displays and lighting effects, the actual color of the product may be slightly different from most products