General product type flash memory card storage capacity 64gb compatibility non specific memory sd speed class uhs class 3 class10 read rate up to 90 mbs write rate up to 40 mbs form factor microsdxc uhs i memory card included memory adapter microsdxc to sd adapter manufacturer warranty service amp support limited warranty 5 years environmental parameters min operating temperature 0 degc max operating temperature 60 degc humidity range oper