Micro sd card micro sdhc card memory size 8 gb read speed 90 mbs write speed 20 mbs bus interface uhs i mode of transmission uhs104 memory type mlc file format fat32 operating voltage 2 7 3 6 v series kingston industrial device class mobile phone tablet pc manufacturers warranty 5 years standard sd 301 sdhc class 10 uhs speed class u1 adapter without adapter protective properties temperature resistant waterproof x ray resistant shockproo