Sketchup project to Unreal Engine 4

Hello
I want create a visualization-presentation for client in Unreal Engine 4 and first i creat a modul in sketchup and export it fbx and import in UE4 it’s okey. but now i have problem when i want preview this. I want walk on my modul but i flyyy the skyyy - YouTube how i can fix this ?

Greats!