I have a tire inflater/ jump starter in my truck. I charge it once a week in the winter or after each use.

This is the one I use, occasionally amazon has it on sale

https://www.amazon.com/DEWALT-DXAEJ14-Type3-Digital-Portable-Station/dp/B0CL84PC2S/ref=asc_df_B0CL84PC2S?tag=bingshoppinga-20&linkCode=df0&hvadid=80814295310686&hvnetw=o&hvqmt=e&hvbmt=be&hvdev=m&hvlocint=&hvlocphy=79648&hvtargid=pla-4584413765546874&psc=1&msclkid=e13d54b889eb11666a093d8e5bbadf02