Ultra Dual OTG USB 3.0 Pen Drive 64GB (256GB 128GB 32GB 16GB) USB 3.0 Flash Drive SDDD2 R-130M/S for Android phone and Computer The flash drive for your OTG Android phone USB 3.0 and micro USB.

 Connectors: Super-fast transfer speeds from drive to computer Memory Zone app manages files

Support: 5-year limited warranty About

Capacity:  64GB=approximately 58GB-60GB

1. Based on internal testing using a USB 3.0 compatible device. Read and write speeds may vary depending on the read and write conditions, such as devices you use and file sizes you read and/or write.

 2. The terms 'Hi-Speed USB 2.0' and 'SuperSpeed USB 3.0' used herein are the names of specifications upon which this product is based; they do not guarantee the speed of its operation.

3. The Product is labelled based on the memory chip (s) it contains, not the amount of memory capacity available for data storage by the end user. Part of the capacity is reserved for card functionality.

 Approximate usable capacity is based on 1 GB = 1,073,741,824 bytes.