Expanding the cold shoe port With a cold shoe port, solves the need to fill the light or microphones when Suitable for backpacks clip, car suction cup bracket, bike clip, extension rod and more. Two-jaw connection, easy to expand the for Pocket 3 protective frame Precisely molded to fit the body with precise holes for protecting and easy disassembly. Outdoor photography scenario; Quickly attach to backpacks clip, brackets and cycling clip.