If you do care much with respect to the maximum current which reachs your flashlight emitter, you can swap the driver with some sort of regulated driver (some of the newer Convoy MOSFET linear drivers, for example). Other than this, you'll be fine.
If you do care much with respect to the maximum current which reachs your flashlight emitter, you can swap the driver with some sort of regulated driver (some of the newer Convoy MOSFET linear drivers, for example). Other than this, you'll be fine.