Use the CMI U1 Class 10 Micro SDHC Memory Card w/SD Adapter to store, transfer, and edit video recordings, high resolution pictures, mobile gaming and music. It supports 10 MB/s as a minimum non-fragmented sequential write speed and uses a High Speed bus mode. Durable and tested, proven to be waterproof, temperature proof, shock and vibration proof, and X-ray proof. For use in Smartphones, Drones, Android Tablets, Tablet PCs, Action Cameras and DSLR Cameras.