The SanDisk Ultra MicroSD is a high quality 64GB MicroSD card that is Class 10 and UHS-1. This card is ideal for picture and video recording and is popular for Android smartphones, tablets and computers and works with GoPro cameras. It also works great with trail cameras and dash cams for video feed storage. This card is Magnet proof/Waterproof/Temperature proof and X-ray proof! Specifications: Class 10, UHS-1 – Minimum 10MB/s | Maximum 100MB/s Holds an estimated 4,311 JPG Photos or 297 RAW photos Roughly 213 minutes of HD video or 42 minutes of 4k video