The 2S/3SD Parallel LiPO battery charger is designed to parallel charge 2 cell (7.4v) or 3 cell (11.1v) LiPO batteries. GT Power RC 2S/3SD Parallel 2 to 3 Cell LiPO Battery Charger:
Economical charging solution
Parallel charges 2 or 3 cell LiPO
Easy to use