B085XBFVBN SanDisk Ultra 400GB MicroSD XC Class 10 A1 UHS-1 Mobile Memory Card up to 100MB/s Read Speed (SDSQUAR-400G-GN6MN) with USB 3.0 Dual Slot MemoryMarket MicroSD & SD Memory Card Reader

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SanDisk Ultra 400GB MicroSD XC Memory Card. Works for GoPro Hero Action Cameras, Hero3 Hero 3
Speed: UHS-1 Class 10 100MB/s
1 year factory warranty
MemoryMarket Ultra High Speed Dual Slot MicroSD and SD USB 3.0 Memory Card Reader
Listing includes: 1x Memory Card and 1x Card Reader