... -state storage.5. Can be used with SD card adapter.6.1GB-32GB Memory Capacity.7.Data Retention:10 Years.8 ... , data preload ,auto run ,customized programming etc.Meas.Product Type Micro SD memory card Storage Capacity 128MB-32GBWidth 11 mmDepth 15 ... -specificSpec.Speed Rating 4 MB/s (write)SD Speed Class Class 4Form Factor SDHC Memory CardSupply Voltage 3.3 vFeatures Write protection switch ...