Here is a super easy and slick way to run your Starlink Mini off of a Milwaukee M18 lithium battery. Litterally just slide a battery into the holder like you would any drill, and then slide it into the Stalink Mini. Litteraly couldn't be any easier. Also has 2 USB-A ports and one USB-C port to also charge your phone.
Available in carbon reinforced 3d printed plastic, or billet aluminum!
Starlink Mini and battery are obviously not ncluded.