10 X PAIRS OF XT30 LIPO BATTERY CONNECTORS & HEAT SHRINK RC PLANE HELI 250 QUAD XT30 is the new connector on the block and it is perfect for Mini RC use This XT30 to be more reliable and a better quality connection than Mini Deans T-Connectors and Mini JST for the given size and weight. Made from high-temp Nylon and gold plated spring connectors, both are included in the same injection mold at the time when forming the connector. The XT30 ensures a solid high-amp connection, perfect for applications up to and beyond 35A constant.