Kingston 16GB Class 10 UHS-I Micro SDHC Memory Card with SD Adapter (SDC10G2/16GB) S Kingston's microSDHC/microSDXC Class 10 UHS-I card features Class 10 UHS-I speeds of 45MB/s read and 10MB/s write, making it ideal for photographers who shoot everything from still images to kids and pets in motion. It's also ideal for cinema-quality HD (1080p) video and reduces buffer time between shots when compared to the Class 4 card. The smallest SD card available, microSDHC/microSDXC Class 10 UHS-I is the standard expandable storage option for many tablets, smartphones and action cameras. It can also be used in conjunction with the optional SD card adapter for standard size SDHC/SDXC host devices. Designed to withstand harsh environments, this versatile card is tested to be waterproof, temperature proof, shock and vibration proof4 and X-ray proof.