Product ID: To find your product ID number please see this article.
Button Action: Checkout or Add to cart
Use another object with Graphic Style: if you want more customization options than what the button widget offers, you can choose to use another object as your button and then link it with graphic styles. For instructions on using graphic styles please see this article.
You can add your own custom icon and then customize the size, position (left or right), and spacing between the icon and text.
Type in your own custom text for the button and customize the letter spacing.
Customize the appearance of the button for the hover state. Choose none for the background/text colors to have no change on colors for the hover state.