defect

Hello, Yesterday I flew my drone Phantom 3 FC-40 while the camera was recording after that I went a little bit too far and I lost contact with the camera eventually I managed to safely land it but when I tried to see the video it didn't exist, there was enough space on the SD card but what I...

So, I purchased two phantom 4's. I wanted to have a backup just in case something went wrong. Anyway, I noticed a couple defects on the first one but I let it go. For example, a little nick on transmitter or on bottom of drone. Again, these were very minor so I let it go. Well, when I...