Lightweight aluminum ball socket, in order to meet the requirements of highly accurate and durable.Handle design, and made of resin in order to enhance its maneuverability, with lower consumption, easy to loose, adjust the relative angle of combined arms firmly grip the ball joint.Have a higher degree of freedom to adjust the flash direction.Material: AluminumColor: BlueWater depth: UnlimitedFor the environment: DivingWeight: 66GPlease note: This item doesn't come with Ball base adapterPackage Included1 x butterfly Only the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.