Leef Mobile Memory microSD w/ Adapter - Black (64GB) CAPTURE LIFE LIKE A PRO: The Ultra High Speed Class 1 (UHS-1) technical advancements used in Leef Pro cards support recording of full HD video and real-time broadcasts from mobile phones or digital cameras. SPEED MATTERS: Leef Pro cards use an increased clock speed of 100MHz, four times faster than standard cards. WASHING MACHINE TESTED: All of Leef's products are designed to be waterproof, shockproof, and dustproof, protecting your memories from life accidents. CAPACITIES: 16GB, 32GB, 64GB