An appealing LED display indicates that the drive is properly connected and active. It blinks faster when files are being copied to or from the storage. You'll never lose your cap again: the cap is integrated into the product design, so it is always attached to the USB stick. When in use, you simply slide the cap back, plug in the stick, and you're ready to go. Extremely fast data transfer rates significantly reduce long wait times when copying large multimedia files to or from your computer's hard drive.