Onkuey 10 PCS JST-XH 2S Connector Adapter Plug Battery Wire Balance Extension Cable 15CM 150mm for Li-Po Batteries Compatible With: X-DART Quadcopter And any other custom application you can dream up! Length:150mm 15cm (approximate 6") 2 cells 7.4v Lipo battery balance charger plug, for better conduction Must have item for custom make lipo battery 10 Pcs battery plug with wire & 10 Pcs plug without wire for charger