Shoot fast-action photos and capture Full HD video with the 64GB Platinum II UHS-I SDXC Memory Card from Lexar. This memory card features UHS Speed Class 1 compatibility denoting a maximum write speed of 20 MB/s. Along with speed class 1 compatibility, you benefit from maximum data read speeds of up to 45 MB/s, making it easy to transfer even large files quickly. With an SDXC form factor this card can be used in a variety of digital point-and-shoot cameras, DSLR cameras, and camcorders.Features- High-speed performance, start to finish- Leverages UHS-I technology for transfer speed up to 300x (45MB/s)- Designed for fast-action photography and HD video- Speed-rated at Class 10- High-capacity options for HD video archival or laptop memory expansion- Limited lifetime warranty Technical SpecificationsSpeed Class: 10UHS Speed Class: U1Speed (X-rating): 300xBus Interface Speed: UHS Class IData Transfer: Read Speed 45 MB/s MaximumWrite Speed: 20 MB/s MaximumDurability: Not Specified By ManufacturerInsertion/Removal Cycles: Not Specified By ManufacturerOperating Temperature: -13 to 185