Micro sd card micro sdhc card memory size 8 gb read speed 10 mbs file format fat32 operating voltage 27 36 v series kingston mobility kit device class digital camera dslr camcorder mp3 player tablet pc mobile phone computer printer macbook sdhc class 10 adapter sd card adapter operating temperature 25 to 85 c dimensions 15 mm x 11 mm x 1 mm weight 04 g