"The SanDisk Cruzer Micro is an incredibly small USB Flash Drive that connects to a computers USB port. Cruzer™ Micro is an incredibly small USB Flash Drive (UFD) that connects to a computer"s USB port. With capacities ranging from 512MB to 4GB, users can easily store their key documents, pictures, music and video clips on a Cruzer™ Micro and transfer them to another computer with a USB port. Cruzer™ Micro is small, portable, and the compact size fits on any keychain. The New retractable USB port eliminates the need for caps and protects your port. Cruzer™ Micro provides the latest in UFD technology, a U3 smart capable flash drive. With U3, your programs are available at any time on any PC and is loaded with the following U3 programs; CruzerSync syncronization tools, Signupshield password manager, Skype software and AVAST virus scan."