Thumb Score: +10 $3 lower than the previous deal from a few days ago. SanDisk Ultra microSDXC UHS-I Card with Adapter Transfer speeds of up to 100MB/s (5) Rated A1 for faster app performance (3) and Class 10 for Full HD video (1) Shock-, temperature-, water-, and X-ray-proof (2) 10-year limited warranty (4) SanDisk Ultra microSDXC and microSDHC cards are fast for better pictures, app performance, and Full HD video.(1) Ideal for Android smartphones and tablets, these A1-rated cards load apps faster for a better smartphone experience.