Per an email from DJI, they are now only honoring their Phantom 4 warranty if you buy your Phantom from an authorized DJI dealer. This goes into effect starting today (8/1/2016). Here are some key points from DJI's warranty: This only affects US customers This applies to DJI products purchased after July 18th, 2016 If you're looking to buy a Phantom in the US, you should purchase directly from DJI or from an authorized DJI dealer. I keep an updated list of sellers on Amazon who are authorized DJI dealers here. You can also find a list of authorized DJI dealers here on DJI's website.