Brand: Kingston Series: Canvas React Plus Model/PN: SDR2V6/256GB Operating Temperature: -25°C~85°C Type Of Flash Card: SDXC Storage Capacity: 256 4K Support: Yes Supported card formats: exFAT Class: Class 10, UHS-II, U3, V60 Flash Card Read Speed: Up to 280 MB/s Flash Card Write Speed: Up to 150 MB/s Temperature Proof: Yes Dimensions (Height x Width x Depth): 24 x 32 x 2.1 mm Warranty For Individual Customer: 24