SanDisk SDCFHS-032G-G46 Ultra CompactFlash 32GB UDMA7 memory card up to 50MB / sec. Read (Personal Computers)
For years, I use multiple CF cards, but until now has never been a kaputtgegangen. The card was in a 7D Mark II, it functioned also fast series and videos. And then went nothing more. The map was no longer accessible. The card has not been formatted