This belt buckle with a lighter has the function of decorating the head of the belt and striking sparks from the flint. When it does not ignit, it can be fixed in the head of the belt, and form and entirety with the head of the belt. It looks beautiful and dignified. When you want to ignite, you can turn to the right with your finger softly and take down the lighter. It will ignite when you push down the button of the lighter.