Features1ENHANCE POWER: It can increase the current and battery capacity and discharge at the same time to provide long lasting power for the electric bike and extend the battery life. 2HIGH COMPATIBILITY: This dual battery parallel module adapter has wide compatibility with batteries and controllers in the range of 20V72V, with wide applicability. 3MANAGEMENT: It can manage two battery packs on the bike, support two batteries powering at the same time, or one battery pack can be used separately for power supply. 4XT60H INTERFACE: It adopts the XT60H interface design. The male connector is the input end, connecting two batteries. The female connector is the output terminal, connecting to the controller. 5 MATERIAL: This dual battery parallel module adapter is made of ABS and metal materials for durability and lightweight, easy to carry and install.SpecificationItem Type: Dual Battery Parallel Module AdapterMaterial: ABS, MetalInput: DC 20V-72VOutput Current: Maximum 30AConnector Interface Specification: XT60HPackage List1 xDualBatteryParallelModuleAdapter