¿Want Lithium?
http://www.getlithium.com/1-lithium-ion-battery-pages/12V195A-30H-Car-Truck-Marine-lithium-ion-batteries.html Read the entire page. This seems to be a reputable company.
Forum Discussion
I do not like the web site's IMPLICATION that vehicle charging system would be inappropriate for these batteries. If this is indeed the case I would not buy one if it cost a hundred dollars.
