This is an Assault RC 12" long retro style Traxxas male connector battery lead with 2 molded 4mm bullets to connect to your charger for easy charging. This charge lead will charge both NiMh and Lipo chemistries however it does not have the balance lead for lipo charging.  This lead will work for the iD batteries however it will also not balance iD style lipo batteries without a special adapter.

Always charge in a safe lipo sack or case for your own protection and be sure to always charge at recommended charge rates.