Features: 1. Plug and play wherever there is USB2. Ultra-thin, ultra-light, classic appearance design3. Plug and use, avoid any complicated installation procedures4. Can be used on any laptop/desktop5. Convenient to carry with you, take it to help your friends install the system6. Full support for DOS startup and system recovery issues7. The movement has strong error correction ability, shockproof, low noise, horizontal or self-standing operation8. Optimized circuit design, energy saving and low power consumption, no need for external power supply