SanDisk 400GB Extreme PRO microSDXC UHS-I Memory Card – Read speeds of up to 170MB/s, Write speeds of up to 90MB/s – Video Speeds: V30, U3, C10, A2 – Includes SD Adaptor – SDSQXCZ-400G-GN6MA – Limited Lifetime Warranty Manufacturer Warranty: Limited Product Lifetime Warranty Rating: 4.6 stars – 32 reviews Faster app performance thanks to the SanDisk Extreme? PRO microSD card?s A2 Specification Read speeds of up to 170MB/s let you transfer 1000 high-res photos and 30 minutes of 4K video in less than 3 minutes Capture fast-action photos or shoot 4K UHD video with write speeds of up to 90MB/s Record uninterrupted 4K UHD and FHD video with its UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) ratings Shockproof, temperature-proof, waterproof, and X-ray-proof for durability in extreme environments The SanDisk 400GB Extreme PRO microSDXC Memory Card (SDSQXCZ-400G) is designed to provide ultra-fast performance and immense capacity for apps, capturing and storing high-resolution photos and 4K UHD videos.? The SanDisk Extreme PRO comes with a massive 400GB of storage space, allowing you to shoot many photos and capture videos without needing to off-load them onto another storage device.? It also comes with UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) ratings, ensuring reliable performance when recording 4K videos and taking high-resolution pictures.? Furthermore, an A2 application rating means that your apps load quicker and run faster. ? Fast performance With the SanDisk Extreme PRO outfitted in your drone, smartphone, or camera, and its maximum read and write speeds of 170MB/s and 90MB/s, you get to transfer files in seconds and experience no issues recording FHD and 4K videos. ? The 400GB SanDisk Extreme PRO microSDXC memory card offers ultra-fast and reliable performance and plenty of storage space for your photos and videos.? It is waterproof, shockproof, weatherproof, and x-ray proof, making it highly recommended for use in harsh environments. ? Read more about SanDisk’s 400GB Extreme PRO microSDXC UHS-I U3 A2 V30 C10 Memory Card – 170MB/s on their?official website