KOOTION 256 GB Micro SD Card, 4K Camera Pro, UHD Video for GoPro, Action Camera, Drone, Smartphone, R/W up to 100/35 MB/s MicroSDXC Memory Card UHS I U3 A1 V30

High Speed Performance: TF card adoption UHS-I U3 and A1 read and write speeds of up to 100 MB/s and 40 MB/s Function：High-performance for 4K UHD video recording, high resolution pictures, mobile gaming and music Compatibility : t is suitable for mobile phones, tablets, cameras, Nintendo, DJI, Drone, GoPro, driving recorders, security systems, etc Characteristics: Waterproof, dustproof, shockproof, wear resistant Kindly Customer Services - please feel free to contact us if you have any problem on our Micro SD Card , we will do our best to solve your problem, the customer is the first position in our heart