Description: Powers any 1/3" 1/2" 2/3" Fujinon Nikon Canon Angenieux Schneider B4 lens Servo having a Hirose 12 Pin Male connector. This cable was designed specifically to power 2/3" lenses (B4) mounted on Panasonic AF100, GH1, GH2, GH3, GH4, Olympus PEN, OM-D EM-5, Sony NEX and other digital Cameras, however it will power all types listed below. Source power from a 12v battery or AC to DC 12v Power Supply (DC 5.5x2.1mm connector). Provides power to the Zoom Servo functions including (Fujinon) Quick Zoom, Cruise Zoom & Memory Functions. Auto Iris will not function as that is a function that requires a handshake from the camera to lens which this cable cannot provide. Specification: Provides power Iris return. Solid Construction. Over-molding on both ends. Cable length: 100cm/39.37inch Material: ABS Package Includes: 1 PiecexPower Cable