Professional Ultra SanDisk MicroSDHC 32GB (32 Gigabyte) Card for GoPro Hero 3 Black Edition Camera is custom formatted and rated for high speed, lossless recording! (HC UHS-I Class 10 Certified 30MB/s) Blazing fast Class 10 and UHS Speed class 1 for flawless video/video capture! Waterproof, x-ray proof, extreme temperature proof, and shockproof to 500Gs!* Share your content collections with friends, family and colleagues easily. Eco energy consumes less power than other cards for the latest high-performance smartphones, superphones, cameras, and HD media devices! *Water proof: Tested to withstand up to 72 hours in 1m salt or fresh water; IEC 529 IPX7; product must be clean and dry before use. Temp -13F to 185F (-25C to 85 C), airport X-Ray rated.