Vansuny 256GB Micro SD Card, MicroSDXC Memory Card + SD Adapter up to 100/60MB/s(R/W) with A1 App Performance, UHS-I, Class 10, U3, V30, 4K Video Recording

Versatile microSDThis micro SD card frees up more storage space on your device to shoot more and faster, ideal for Android smartphones, tablets, action cameras, drones, Nintendo Switch, GPS, dashcams, security cameras, and laptops. An SD adapter expands compatibility with SD card slots.

Ultra-fast speedThis Class 10 U3 micro SD card utilizes UHS-I technology to boost up to 100MB/S read speed and 60MB/S write speed, offering fast transfer of photos, videos, documents, and other data.

4K Video RecordingThis 256GB V30 micro SD card provides high speed and large capacity to capture continuous including 1080p Full-HD, 3D, and 4K UHD video, and high-resolution photos on your trips, adventures, and sporting events.

Excellent App PerformanceEquipped with an A1 app classification (Random read: 1500 IOPS, Random write: 500 IOPS), this microSDXC memory card provides quick app loading and smooth application experience.

Reliable & DurableThis TF card is manufactured with global TOP 3 flash and the highest standards, waterproof, shockproof, temperature proof, and X-ray proof to present exceptional durability.(The default file format is exFAT, 2-Year Warranty)