Hands on : Windows  Camera with slow motion video :-

If you are running the Windows 10 Mobile Insider preview on Lumia 930,1520, or Icon,you can now try Slow Motion Video with the updated "Windows Camera App". Windows Central tested it on Lumia 930 

 Hands On Video:-

To enable slow motion capture :-

1.Go into video mode and tap the turtle icon. 

2.Tap the video icon or click the camera button to start recording. 

That's it! 

The video is captured at 720p (1280 x 720) at 120 frames per second. When played back, it's four times slower than normal speed.

You can Edit Captured Video by just tapping the Edit slow motion option. You'll be able to trim and change the speed on parts of the clip too.

Get Windows Camera App For Windows 10 Mobiles

Thanks for information :- Windows Central