about this item:

SanDisk 256GB Extreme Pro Micro SD (SDXC) Card U3, V30, A2, 170MB/s R, 90MB/s W With Adapter

Get extreme speeds for fast transfer, app performance, and 4K UHD. Ideal for your Android smartphone, action cameras or drones, this high-performance microSD card does 4K UHD video recording, Full HD video and high-resolution photos. With up to 1000GB, the super-fast SanDisk Extreme PRO 256GB microSDXC UHS-I memory card reads up to 170MB/s and writes up to 90MB/s. Plus, it’s A2-rated, so you can get fast application performance for an exceptional smartphone experience. SanDisk cards are compatible with smartphones, tablets, action cameras and drones.

• Save time transferring content:
• Write speeds of up to 90MB/S:
• Great for capturing 4K UHD video:
• Load apps faster with A2:
• Durable design for use in extreme environments:
• Compatible with MobileMate® USB 3.0 reader:
• Capacity 128 GB :
• compatibility Compatible with microSDHC, microSDXC, microSDHC UHS-I, and microSDXC UHS-I supporting host devices :
• Dimension 1.02mm x 14.99mm x 10.92mm :
• Product Weight 0.00166kgs :