You spent hours writing your book now you need to find a nice cover for it, so why don’t you pick something expert to make it look great in a way to please the mind of the reader and please their eyes?
Here is the book mockup you need for your commercial. This mockup has two shots, one of them with just one book, and the other has two books on the screen. Add your picture to photoshop and make a clean and modern design out of this!