DM-EC3B : Adapter to converts red "T" connector to EC3 battery connector
$ 10.95
DM-EC3B: adapter to convert red "T" connector to EC3 battery end. One end has red ultra "T" male connector; other end has EC3 (blue) battery connector end. If you have a battery pack with a red ultra "T" connector on it, you would use this adapter to convert it to an EC3 battery.