The optical fibre connects the light to the controller arm allowing the diver to remotely operate the lights when connected to a camera tray. You can control up to two lights simultaneously with one controller arm. This is the 2 meter cable length. The Optical Fibre cable can be used with the Remote Control units on the following lights:
VL33000PRC/VL10000PRC/CB10000PRC/CB10000PBRCP
VL15000PRC/CB15000PRC/CB15000PBRC/CB15000PBRCP
VL18000PBRC/ VL18000PBRCP
