Fast SDXC memory card with up to 170MB/s read and 105MB/s write speed with the fastest UHS-II, Class 10, U3 standard Withstands impact, dust, water and high/low temperatures without any problems, making it perfect for outdoor use Integrated lock slider to protect your files and also magnetic and X-ray proof Compatible with all DSLR and compact cameras, drones, etc. The SDXC standard supports Box contents: Angelbird AV Pro SDXC memory card 256 GB Color Black Read Speed 170 Megabytes Per Second Item Weight 0.704 ounces Write Speed 100 Megabytes Per Second, 60 Megabytes Per Second Manufacturer Angelbird Special Feature SDXC Item model number AVP256SDV60 Hardware Interface SDXC Product Dimensions 2.09 x 1.18 x 0.12 inches Is Discontinued By Manufacturer No Global Trade Identification Number 09120056583805 Secure Digital Association Speed Class Class 10