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Sandisk Extreme MicroSDXC UHS-I A2 64GB Memory Card Up To 170MB/s Read Speed, 80MB/s Write Speed And Compatible with microSDHC, SDXC, SDHC UHS-I & microSDXC UHS-I Supporting Devices

Features:
-Certified to work seamlessly with Chromebooks
-Up to 170MB/s read and 80MB/s write speeds
-Class 10 for Full HD video playback
-Water, temperature, X-ray, magnet and shock-proof
-Compatible with microSDHC, SDXC, SDHC UHS-I, and microSDXC UHS-I supporting host devices

Specifications:
-Capacity: 64GB
-Form Factor: microSDXC
-Read Speed: 170MB/s
-Write Speed: 80MB/s
-Operating Temperature: -25 C to 85 C
-Certifications: CE, FCC, C-Tick/RCM, UKCA, EAC, ICES

-Weight: 0.26g
-Dimensions: (L)0.10 x (W)1.50 x (H)1.10cm

What's in the box:
-1x SanDisk Extreme microSDXC UHS-I 64GB Memory Card