Cruzer Micro is an incredibly small, portable, and smart USB flash drive. The small, compact size fits easily on any keychain. The retractable USB connector design eliminates the need for caps and protects the connector.s, profiles, and more - everything you need for a familiar computing experience on any PC, wherever you go. Cruzer Micro allows you to easily carry and transfer key documents, pictures, music and video clips from one computer to another. The new retractable USB port eliminates the need for caps and protects your USB connector.