1、Smart Charging: Supports parallel charging of 3pcs 2S battery or 2pcs 3S battery, the balance charger will largely improve the efficiency. 2、Safe for Using: Can effectively avoid overcharging one single battery, which also enables better monitoring on the safe overall charging. 3、The Connectors: The silicone cable comes with XT60 and banana connectors, making the connection firm and stable, very easy in operation. 4、Extensive Uses: Widely applied to various equipments, semiconductor production, machinery industry, laboratory, energy field and so on. 5、Easy to Install: Light in weight and compact in size as well, the convenient installation can be quickly completed within several minutes. 1 x Parallel Charging Board1 x Connecting Cable Item Type: Parallel Charging BoardMaterial: PCB, ABS, silicone. Uses: For charging the lithium battery of aircraft model.