Specifications Capacity  2 —  8GB (Class 4 and Class 10) Dimensions — 0.43” x 0.59” x 0.039” ( 11mm x 15mm x 1mm) High-Speed Class Rating — Class 4: 4MB/sec. minimum data transfer rate High-Speed Class Rating — Class 10: 10MB/sec. minimum data transfer rate Operating temperatures — -13°F to 185°F (-25°C to 85°C) Storage temperatures — -40°F to 185°F (-40°C to 85°C) Weight — 1.4 grams