Micro SD Card 64GB High-Speed Performance (90MB/s Read, 30MB/s Write), Compatible with DSLR, Drone, Action Camera & Portable Devices（1 microSD Card +1 Adapter）

["High-Speed Measured Performance Laboratory-tested sequential read/write speeds up to 90MB/s and 25MB/s, supporting continuous 4K video recording. Performance may vary based on host device capabilities.","Rugged Design for Demanding Environments Engineered with triple-layer protection (temperature extremes/water immersion/mechanical shock).","Enhanced File Transfer Efficiency Reduced file transfer times by 65% vs. baseline microSD cards in real-world tests. Optimized for burst photography,","Broad Device Compatibility Functions with microSD-enabled electronics including Android devices, dash cams, and handheld systems.","US-Focused Support Commitment 1-year product reliability assurance . Note: Warranty covers manufacturing defects, not performance degradation over time."]