SDHC and SDXC SanDisk SD Extreme memory cards deliver fast speed for great reliability and performance with clear image and 4k UHD video recording, read speeds of up to 170 MB/s speed and write speeds of up to 90MB/s so moving your data is fast and efficient for all your post-production needs. Great for professionals or hobbyists looking to improve. Water proof, temperature proof, shock proof, X-ray proof. Compatible with Canon Digital or Mirrorless Cameras such as EOS R5 C, EOS R3, EOS M50 Mark II, EOS Ra, Canon R6, Canon R5, EOS M6 Mark II, EOS 90D, EOS R, and EOS RP. Bundle includes (1) 512 GB SD Extreme Pro SanDisk memory card and (1) Everything But Stromboli MicroSD & SDXC Card Reader