SummaryIf you use this ,You can be taken during charging of the GoPro! 1....fixed design errors.(var2-2 & var1-4) 2....fixed (var 2-3)(var 1-5) 3....designed new one(var 3)((needs supports)) 4....fixed (var 1-6)(var 2-3)((don't need supports))InstructionsI Bought the GoPro, but USB usable mount is expensive. ?I made the mount with using 123Design. 3D printer is the best !!