[Speed] Read/Write up to 100/80 MB/s, V30 speed grade, Ultra HD (UHD) 4K video recording, UHD 4K gaming.
[App] A1 grade provides faster App loading performance for Smartphone & Tablet.
[Storage] Expand smartphone internal storage space. Run App on Micro SD card.
[Compatibility] Storage expansion for Laptop, Tablet, PC, Smartphones, Camera, DSLR, Dash Cam, Camcorder, Surveillance, e-Reader, Drone, Gaming. Files, Videos, Music. Compatible with Nintendo Switch GoPro Andoroid Samsung Canon Nikon
[Support] Gigastone 5-year limited warranty