BRDRC Multi-Functional SDTF Flash Transfer Card High-Speed Reader Storage Box 1. Main materials: aluminum alloy + ABS + silicone 2. A photographer's mobile data workstation, serving as both a multi-functional card holder and a high-speed card reader. Its integrated storage and transmission design simplifies workflows. 3. Holds multiple SDTF cards and SIM cards, eliminating the hassle of lost cards. Supports dual-card reading, eliminating the need for frequent card swapping. 4. Built-in integrated data cable for convenient storage and immediate use. Type-CUSB dual interface connection allows for seamless device connectivity. 5. Built-in USB 3.2 Gen 1 chip enables data transfer speeds up to 300MBs, facilitating rapid transfer of large amounts of material. 6. Driver-free operation, hot-swappable, allowing direct connection to your phonecomputer after shooting to process materials and gain a competitive edge on social media. 7. Pull-out design prevents accidental touches, soft silicone sleeve provides shock absorption and splash protection, and the aluminum alloy shell offers robust support. 8. Equipped with an anti-slip carabiner for easy and secure attachment to outdoor gear, ensuring convenient access and preventing loss. 9. Outdoor travel photographyevent shootingVLOG creation: Back up your footage anytime, anywhere; works on both mobile phones and computers. 10. Built-in dual card slot reader, Type-CUSB direct connection to mobile phonescomputers, instant file transfer, inspiration never waits. 11. Net weight: 140g 12. Dimensions: 11.8x6x2.5cm 13. Package contents: flash transfer card holder x1; carabiner x1; adapter x1