This is the Great Planes micro to male ultra adapter.
Features: Connects a battery with a female ultra to an ESC with a micro
Includes: One Great Planes micro to male ultra adapter
Requires: Connecting between battery and speed control
Connector #1: Micro (Positive (+) Pin)
Connector #2: Male Ultra
Weight: 3.18g (0.11oz)
Maximum Recommended Current: Limited to Micro Connector, 15A