Promaster Flash Unit

The Promaster RL100 Macro LED Ring Flash incorporates super bright LED technology and is compatible with any standard hot shoe. It includes diffusion rings to adjust the color temperature, either warming or cooling the light. The flash comes with mounting rings for lenses with filter threads of 49, 52, 55, 58, 62, 67, 72, and 77mm, making it versatile for various lens sizes.