the Pen Drive Features a Retractable USB Connector for You to Extend It From the Body Easily at the Push of a Thumb. the Capless Design Eliminates the Hassle of Losing USB Drive Caps. Compact Size & Lanyard Hole is Convenient for You to Attach the Zip Drive to Your Keyring Chain & Carry Everywhere. No Need to Install Any Software, Just Simply Plug the Memory Stick into the Port of Your Usb-compatible Devices Such as Computer, Laptop to Start Data Storage or Transmission. Thumb Shape & Non-slip Sliding Switch is Convenient for You to Hold & Plug. Request Info Minimum Quantity: 100