Bell Disk / USB flash disk

Bell disk is a combination of a bell and a U-disk， which is designed to remind people not to forget their U-disk.
Bell disk avoids the embarrassment of leaving without U-disk Its tail is designed as a separable bell.If the U-disk is separated from the bell，when people stand up， the bell worn on people will ring with shaking, which is given a meaning of warning to remind people to pull out the U-disk.