Holga 120FN is similar to Holga 120N except Holga 120FN has a internal flash. “F” stands for “flash”. Then Holga 120FN don’t have the hot shoe. The flash has an on/off button that you can use it or not according to your situation. If you don’t have external flash or you don’t want to buy a flash for your Holga. Holga 120FN is your best choice.