... -200F, XL-205F, Minamoto ER34615, ER20, ER32L615 etc.Lithium manganese dioxide batteries:1/2AA, 2/3AA, AAA, AA,A, 2/ ... source for gas meters and water meters.Lithium Thionyl Chloride and lithium manganese dioxide batteries has the highest energy density of any ... practical Lithium battery chemistry, three times greater than Alkaline (Zinc Manganese Dioxide) batteries. It also has the ...