B+W 102 ND 4X F-Pro (82mm) Filter Type_Close-Up It runs off a pair

It runs off a pair of normal AA batteries (included)

The Canon Macro Twin Lite MT-24EX is a versatile macro lighting system with a lens-mounted ring and a pair of compact flash units that can be placed freely along their ring segment and tilted independently

The Fujifilm X-T20 is a compact "SLR style" mirrorless camera with a Fuji X mount

The Really Right Stuff B69 plate is designed for the Nikon 80-200mm f2

B+W 102 ND 4X F-Pro (82mm) Filter Type_Close-Up It runs off a pairThe B+W 102 ND 4X F Pro is a high quality neutral density filter with 2 stops of neutral density. For lenses with a 82mm thread size. Image is for illustrative purposes only. Actual item may differ.