Season Ultra 64GB Micro SDXC UHS-I Card Adapter Up

Card Capacity: 64GB User Area Capacity: 60.0GB Speed Class:Class 10 Operating Temperature:-40 ~ 85? Real Performance test under ATTO Disk Benchmark:Write 30MB/s, Read 82MB/s Warm Tips: Please don't use cheap card reader to test Micro SD card, speed of Micro SD card will be reduced by low quality card reader SD memory card speed is greatly affected by card reader, USB port etc. Low quality device will 100% slow down card speed. Up to 80MB/s transfer speed based on internal testing; performance may be lower depending on host device, interface, usage conditions and other factors. Season Shop Remind You: There are other sellers claiming to sell our MicroSD Card, but I can assure you they are NOT the same card, NOT the same performance and capacity.