Features: Support 6 packs XT30 / 1S / 2S or 3S LiPo batteries balance charge. Thicken PCB copper foil, allow security using 20A charging current. Balanced port output line with 18AWG multi-strand silicone line. Equipped with 20A fuse protection between any two groups of batteries, to handle the largebattery pressure. This ParaBoard can be used for batteries with JST-XH type balance plug (the most populartype in the market) and XT30 connectors.