The OTG flash drive is a portable data storage, which can be connected to a PC, but also to a notebook, tablet, mobile phone, or camera (compatible with other devices as well). A practical accessory through which you can extend the storage of the device to which it is connected. Are you photographing, recording videos or downloading often? Are you expecting to run out of data storage space soon? If yes, then the OTG flash drive was made just for you.