ryan s
they dont think it
yeah, the more expensive ones are more powerful
also keep in mind the guide number is usually quoted at ISO 100, but theres nothing stopping you from using 200 or 400 (or higher, if your camera can do it).
also keep in mind the guide number is usually quoted at ISO 100, but theres nothing stopping you from using 200 or 400 (or higher, if your camera can do it).