TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Components: The lithium salt is selected from lithium salt containing anion such as fluorine ion, chlorine ion, bromine ion, iodine ion, nitrate ion, dicyanamide ion, tetrafluoroborate ion, perchlorate ion, hexafluorophosphate ion, bis(trifluoromethyl) tetrafluorophosphate ion, fluoroalkylphosphate ions such as (CF3)3PF3-, (CF3)4PF2-, (CF3)5PF-, (CF3)6P-, trifluoromethanesulfonate ion, CF3CF2SO3-, (CF3SO2)2N-, (FSO2)2N-, CF3CF2(CF3)2CO-, (CF3SO2)2CH-, (SF5)3C-, (CF3SO2)3C-, perfluorooctanesulfonate ion, trifluoroacetate ion, acetate ion, thiocyanate ion, and (CF3CF2SO2)2N-.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Components: The amide compound (I) is the N-methoxy methylcarbamate, N-methoxy ethyl carbamate, N-methoxy-N-methyl methylcarbamate, N-methoxy-N-methyl ethyl carbamate, N-methoxy-N-methyl propylcarbamate, N-methoxy-N-methyl butylcarbamate, N-methoxy-N-methyl-2,2,2-trifluoroethyl carbamate, N-methoxy-N-methyl-2-fluoroethyl carbamate, N-methoxy-N-methyl pentafluoropropyl carbamate, N-methoxy-N-methyl-2-(perfluorohexyl)ethyl carbamate and/or N-methoxy-N-methyl-6-(perfluorobutyl)hexylcarbamate. The dinitrile compound (II) is 3,5-dioxa-heptane dinitrile, such as ethylene glycol bis(cyanomethyl)ether, 1,4-bis(cyanomethoxy)butane, bis(2-cyanoethyl)-monomethyl formate, bis(2-cyanoethyl)-di-formate, bis (2-cyanoethyl)-triformate, glycol bis(2-cyanoethyl)ether, diethylene glycol bis (2-cyanoethyl)ether, triethylene glycol bis (2-cyanoethyl) ether, tetraethylene glycol bis (2-cyanoethyl) ether, 3,6,9,12,15,18-hexaoxa eicosane dinitrile, 1,3-bis(2-cyano-ethoxy)propane, 1,4-bis(2-cyano)butane, 1,5-bis(2-cyano-ethoxy)pentane and/or ethylene glycol bis (4-cyano-butyl)ether. The organic solvent is ethylene carbonate, propylene carbonate, 1,2-butylene carbonate, 2,3-butylene carbonate, 1,2-pentylene carbonate, 2,3-pentylene carbonate, dimethyl carbonate, diethyl carbonate, dipropyl carbonate, ethylmethyl carbonate, methyl propyl carbonate, ethylpropyl carbonate, dimethylether, diethylether, dipropyl ether, methylethyl ether, methylpropyl ether, ethylpropylether, methyl acetate, ethyl acetate, propyl acetate, methyl propionate, ethyl propionate, gamma -butyrolactone, gamma -valerolactone, gamma -carprolactone, sigma -valerolactone and epsilon - carprolactone. The non-aqueous electrolyte solution further comprises additive comprising vinylene carbonate, fluorinated ethylene carbonate, ethylene sulfite, 1,3-propane sultone, 1,3-propenesultone, divinylsulfone and/or dimethyl sulfide. Preferred Composition: The mole ratio of the lithium salt and amide compound is 1-8:1. The composition of dinitrile compound (II) is 0.1-10 pts. wt. The composition of the organic solvent is 50-200 pts. wt. EXAMPLE - No suitable example given.