Do I really need a $200 Battery Monitor??
Been reading and looking at battery monitors. Seems like they come in all sizes shapes and prices, some with a shunt and some without. Do the roughly $200 monitors like Trimetric, Bluesky, Magnum, X...
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Mr. Wizard - thanks for all your thoughts and info. The device you suggest is so inexpensive. I wish I could find more documentation and or happy user reviews on it. As far as I can tell it is only sold on EBay, and I can't even find a name for it. If I AM going to buy something I'd like to feel confident it actually works.
