Not offered anywhere else in the world, select Delkin products (e.g. BLACK memory cards, PRIME & POWER SD, POWER microSD & CFast 2.0) come with a premium 48-hour replacement guarantee in addition to our “Lifetime Warranty” policy. Delkin will happily replace any non-working card within 48 hours or less (not including weekends), prior to receiving your non-working card. You can also replace your card over the counter at any authorized Delkin reseller.