4GB   = approximately 3.6GB-3.8GB
8GB   = approximately 7.4GB-7.6GB
16GB = approximately 14.4GB-14.8GB
32GB = approximately 28.5GB-30GB
64GB = approximately 58.5GB-60GB
128GB = approximately 110GB-120G
This is calculation difference between manufacturer and our PC, please Google 'Memory card capacity' to get more information.
Note:
The display capacity and nominal capacity are different because the calculation methods are different.
Manufacturer standard: 1GB=1,000MB / 1MB=1,000KB. Operation system standard: 1GB=1,024MB / 1MB=1,024KB.
About Real Capacity: Please kindly note the memory about the capacity for the storage products

Package include: 
1 x USB flash drive