Quote Originally Posted by 10point View Post
I've never had an electric start and I'm worried about getting stuck on the water. The previous owner had jumper cables in the boat and said he had to use them at least once. I'm switching the trolling motor batteries to lithium so I don't think I can jump from it. Is there a way to monitor when I might be going down? I have a voltage meter and It is currently reading 12.45. Not sure at what point I get concerned.
You can add voltage to the readouts on the screen.

Humminbird HELIX How to Customize Readouts & NAV Readouts - YouTube