Is it possible to manually adjust the height of Reverb AXS™ if the battery has died? February 06, 2019 15:55 No, a battery is required for operation. Related articles Is water ingress covered under the warranty for the post? And for how long? How do I know if my Battery is low? Can I creep the post up a little using the controller, or is it full extension only? Can I digitally assign different functions to the AXS™ controller buttons? What can I adjust in the App and what information can I get? Comments 0 comments Article is closed for comments.