A hole in the body of the flash drive that allows you to securely fasten the drive to the strap and wear it as a key fob. As a rule, the
eyelet for the strap is located on one of the ends of the flash drive body (on the side or in the center).
The presence
of water protection flash drive. Also in this paragraph, the specific level of such protection according to the IP standard can be specified, where the first digit is responsible for dust protection, and the second for water protection. The higher the number, the better the level of protection. So, the water protection indicator of 7 already allows us to talk about the short-term water resistance of the model. However, in most cases, manufacturers do not conduct global tests and do not mark their devices with an IP level, only assuring about some kind of protection. What it really is remains a mystery.