Please note:
<br />About REAL Capacity
<br />4GB       = approximately 3.5GB-3.8GB
<br />8GB       = approximately 6.9GB-7.4GB
<br />16GB     = approximately 14GB-15GB
<br />32GB     = approximately 28GB-30GB
<br />64GB     = approximately 58GB-60GB
<br />This is calculation difference between manufacturer and your PC, please Google 'usb flash drive capacity' to get more information.
<br />If you pay attention, please do not buy
<br />OTG function does not apply to Apple, can only be used for android phone