Expand storage of your device with Advantech Certified Industrial Grade MicroSD Cards! Built to operate at -40~ 85�C/-40 ~ 185�F (wide temp.) with water proof, dust proof and ESD resistant and designed for handheld computing, embedded systems, medical equipment, and automation, where mission-critical data requires the highest level of reliability, durability, and data integrity. Option in a wide variety of capacities—ranging from 512 MB up to the massive 8 GB.