Specifications: Capacity: 512GB Standard Class: Class 10, UHS I, U3, Video Class 10 30 microSDXC dimensions: 11mm x 15mm x 1mm SD adapter dimensions: 24mm x 32mm x 2.1mm Format: exFAT Operating temperature: 25 degrees ~ 85 degrees C Storage temperature: 40 degrees ~ 85 degrees C Voltage: 3.3V