Features： 1、Increased Power and Capacity: The dual battery parallel module allows for increased current and battery capacity, providing long lasting power for your electric bike. It supports 20V to 72V batteries and controllers, ensuring compatibility with a wide range of setups. 2、Simultaneous Discharge and Flexibility: This module effectively manages two battery packs on your bike, allowing for simultaneous power supply from both packs or the option to use a single battery. It provides flexibility and convenience for different riding scenarios. 3、XT90 Interface for Easy Connections: The module features XT90 connectors, with a male plug for input connection to two batteries and a female plug for output connection to the controller. The interface ensures easy and secure connections, minimizing any potential power loss. 4、Durable and Lightweight Construction: Made of aluminum alloy material, this module is durable and lightweight. It offers reliable performance while keeping the overall weight of your electric bike as minimal as possible. 5、Enhanced Efficiency and Ride Experience: With the dual battery discharge converter, you can maximize the power output of your electric bike, enhancing its overall efficiency and performance. Enjoy longer rides without worrying about battery life or power limitations. Specification： Item Type: Electric Bike Double Battery Discharge Converter Material: Aluminum alloy Weight: Approx. 245g/8.6oz Input: DC 20V to 72V Output Voltage: 20V to 72V Package List： 1 x Electric Bike Double Battery Discharge Converter