This D-Tap To DC Male Connector Cable from Godox lets you power Dainty ML30 and ML30Bi LED lights and other devices directly from a D-Tap power source.
D-Tap cables and connectors
Godox M-C1 D-Tap To DC Male Power Cable 1.8M
Spare or Replacement DTAP to Barrel Connection for the ML Series Lights
$15.50