Spektrum JR 2-Pin flat White Connector
Spek-JR-2PinWht : 2-Pin Flat White Tx Connector - goes on JR & Spektrum transmitter battery packs (9.6v and 4.8v). Also known as the "A" connector.
This connector is on the battery pack with the part number JR-A.
Use this to replace an old connector, or for making a new battery pack, or for fashioning an adapter.