Our parallel cables allow you to make the best use of your available power. Constructed from the highest quality materials, they give you the best connection possible every time.If you want to take advantage of the synchronous charge mode on your iCharger 456, 458, 4512 or 4010Duo, paralleling the outputs to achieve maximum charge rates, you'll need to parallel the balance ports as well as the main ports. This cable lets you easily achieve that, with two male 6S, 8S, 10S or 12S JST-XH connectors ready to plug into the charger leading to one male JST-XH connector that will hook up to a balance board or direct to your charger. Specifications Input Connectors: 2x Male 6S, 8S, 10S or 12S JST-XH Output Connectors: Male 6S/10S/12S JST-XH Wire Type: 24 AWG Silicone Length: 6"