There is a rotatable mode dial in the upper left corner of the 4k digital camera. There are 6 modes in the button: photo, interval photography, recording, slow motion recording, time-lapse recording, playback. You can rotate the mode dial to the playback mode to see pictures and videos on camera directly. There are detailed instructions in the package. The camera is very easy to use, very suitable for beginners and photographers. 

Thank you for your question. This model no touch screen, but it can be easily operated by the buttons on the panel. 

Yes 

Yes. It does come with a lens cap