Products Feature: Specification:1. USB connection、support Hot plug & Play.2. No external power supply .3. Support different types of os.4. Solid State Storage、 Shock proof and electromagnetic proof.5. Write protection switch6. Durable data storage7. Fast speed in write/read transfer8. Hardware Requirement: PC with USB connection、Notebook、MAC9. Life:>1 million times10.Capacity:1TBWorking Temperature: 0 ~ 60 C Material: Steel caseColor: Silver Weight: 25gCompatible : Windows 2000 / XP / Vista / win 7、 Mac 9.0 or aboveNo need external drive/power supply only plug in.Case made by steel which protect your data inside.About real capacityCapacity flash memory products are usually shipped in accordance with 1MB = 1000KB、 1G = 1000MB computing、 but the operating system using binary arithmetic 1MB = 1024KB、 1GB = 1024MB、 so there are some differences between the display capacity and standard capacity memory products.This is calculation difference between manufacturer and our PC