any battery solution for using tx2 to turtlebot 2?

attempt to use tx2 for tutlebot2. However I don’t where to buy the battery or battery solution? who could help me . thank you

You mean turtlebot2? Hope this topic could help you https://devtalk.nvidia.com/default/topic/1006369/power-requirement-for-jetson-tx2-development-board/, also you can search more topics of turtlebot in forum.