A:Answer ABSOLUTELY... it will charge the X but I do not believe the X is fast charge capable, but it will charge it at a normal rate I believe. As a sidenote, I am not certain what the effects of charging a NON-fast charging device with a fast charger over long periods of time, I can only say that it will certainly charge it. I wouldn’t think there would be an issue with using in occasionally, you may want to do some further research if you plan to use it every day just to be safe. However, if you’re like me and get a new phone every year, so you’re always under warranty, I could care less as long as my phone doesn’t blow up, LOL. I mean it is a Samsung...