KEXIN 3 Pack Micro SD Card 64GB MicroSDXC with SD Adapter, A1, U3, V30, C10 Micro SD Memory Card TF Card 4K Full HD Video Recording for Camera, Smartphone, Monitor, Drone, Dash Cam, Gopro Green

[4K Ultra HD] ：KEXIN 64GB micro sd card with Read/Write up to 90/35MB/s. 4K Ultra HD video displaying/recording

[A1 Support] ：A1 App Performance enables apps to run directly from the microSD card, delivering faster app launch and performance. A1 provides minimally 1500 IOPS (Read) and 500 IOPS (Write)

[Widely Application] ：64gb memory card is ideal for Camera, Security Camera, Action Camera, Sports Camera, Laptop, Tablet, PC, Smartphones

[Reliability & Security] ：Card Micro SD uses high-quality chip, features water-resistant, anti-magnetic, shockproof, high or low temperature resistant, and always keeps data safe

[Warranty Service] : 1-Year quality promise, 24-Hour customer service online, if you have any problem with our product, please contact us by email