They make those sound really good. Could you get a solar battery charger for them that would work while you're out hunting away from the bike all day?
I couldn’t say. He lives in Vermont so only had short outings for experience.
Think four hours or so.
I'd have to throw a long cable lock through the spokes of both wheels for security because it sounds like it might be too heavy to throw over the bank into the brush to hide for the day.