Aputure INFINIBAR D-Tap to 5.5mm DC Barrel Extension Cable (3-Meter) for V and A Mount Batteries

The Aputure INFINIBAR D-Tap to 5.5mm DC Barrel Extension Cable is a coiled D-Tap to 5.5mm DC barrel
adapter cable (30cm, 11.8-inch coiled, 70cm, 27.6-inch stretched) that connects
to an included 3-meter (9.84 feet) DC barrel extension cable that allows users
to directly power INFINIBARs using V/A-Mount batteries.