-Form Factor: microSDHC™ (32GB), microSDXC™ (64GB-256GB)
-Performance/speed: 32GB-64GB1: read speed up to 100MB/s*; write speed up to 60MB/s*. 128GB-256GB1: read speed up to 100MB/s*; write speed up to 90MB/s*
-Card Dimensions: 0.43 x 0.59 x 0.04 in. (10.92 x 14.99 x 1.02 mm)
-SD adapter dimension: 1.25 x 0.94 x 0.08 in. (31.75 x 23.88 x 2.03 mm)
-Operating Temperature: -13ºF to 185ºF (-25ºC to 85ºC)
-Storage Temperature: -40ºF to 185ºF (-40ºC to 85ºC)
-Compatibility: Compatible with microSDHC, microSDXC, microSDHC UHS-I, and microSDXC UHS-I supporting host devices
1 Week factory defect replacement (should be in pristine condition); 2 Years warranty (accessories/parts replacement not included).